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UNITED STAtES ' , ! ij t l * _L ' 1
DEPARTMENT OF THE INTfRTfORfGEOLOGICAL S0RVEXI ;j I!
;i. i ,3.|, '!g,5|-
PROJECT REPORT | |3 ., Liberian Investigations \'} -(IR) "~ J '' n l:'*' ''
BIBLIOGRAPHY OF THE GEOLOGY
OF LIBERIA AND ADJACENT COUNTRIES
AND'MINERAL INDUSTRY
Donald H. Joinso
Richard W. White U. S.\Geological Survey
U. S.l.Geological SuryeOPEN FILE REPORT]"
This report is preliiiiinar>| not been edited or;reviewed for conformity with Geological" Survey
standards or nomenclature ,
1970
BIBLIOGRAPHY OF THE GEOLOGY; ERAL INDUSTRYt! i
OF LIBERIA AND ADJACENT COUNTRIES
,'i;> " '-^/i >* "'>'vi :"':'": 'I - ?' '*<-*,"' ; >->£ ' ^'~'f jf. !?"1 -. '.-^ .- - .';*, ; iJ.r^.-^'.V- ," . " '. - T' ' ,
'/ 'iii'l^^lS;,;^^;'
SUPPLEMEijiij i
Donald H. Johnson
.- ' -and i'l I- ;
Richard W., Geologicai Survey
BIBLIOGRAPHY OF THE GEOLOG1T ANI3 JJWjNERAL INDUSTRY OF LIBERIA AND ADJACEN? COtJ$rTRIES
' - , ' '" *' . ' *" - I * f^;:-^SUPPLEMENT ; ;i j
; by j- : i 1; *' i-
Donald H. Johnson .and Ricftard W.
U. S. Geological! Survey
i / This supplement to the bibliography^- £e
White i
eased in early 1969 is acontinuation and expansion of that list!. This 1 s- iptplement lists papers issued after the original bibliography v as comj >iled, as well as earlier- published papers that have come to the atient that time. This bibliography was compiled ajsjfa' j>art |of the Geological Exploration and Resources Appraisal 'program^ \incjlertaken jointly by the Liberian Geological Survey and the IL S. ^Ge^ogicaJ Survey, sponsoredby the Government of Liberia and the IT. S. AJshcy for International' I 'i f Development. , i ' ! i ' I :
i H ' -' =f.;l ' : The references in this supplement and ira thef earlier bibliography
have been compiled from many sources^ includingjthe U. S. Geological Survey Library in Washington, the Liberian G|olb jical Survey library, various published bibliographies, ref^jierfces qiteid .by; authors in pub lications dealing with Liberian geology land miiier? 1 industry/ andchance encounters in the literature. ] Thci list;! and users of the bibliography are requested tc or errors to the attention of the compil ?rsj.
is
References to mining, metallurgy, Liberia have been included, as have pa>ers'd cartography^ hydrology, pedology, and relate present fcnowledge of Liberian geology ilepjend other areas, many reports on the geology of c^un and the west African region are included.
i Because this bibliography has been-comp bibliographies and authors' citations, andbecal
^pf the references listed, some of the papers in actually be germane to Liberian geology and ml
ijdmittedly incomplete, ; additional references
in< ;ral economies involving lir g with physical geology, subjects. Because the
,vily on comparison with ies adjacent to Liberia
doubtful references are included so as not to in; idiVertently omit a use ful paper. For similar reasons a numb er^ of re\ 'ejrences are included for
in part from other we have not seen many
ced here may not r : v ral industry, [AH such
;- - "' -^' : '^ '^ ..:. '-: . " " ' "i ;: . "' ' ' ,' : '"f }'.;"j ;; - .'., V KV ; :-K'.rr ...- :;-''' '-:'
which such information, as publisher, voliime nuipber, pagination, or date ot the publication is lacking, j ! I "r T
' ... ' - i ; ' ' j : ' " ' ^ :^'^^ :, Publications held in the library of the Liberian Geology Survey
in Akr.rovia are marked by an asterisk. Many o!f the publications are availuple in larger geological libraries around tHe'world, but some, particularly unpublished company report$, inay iiot be available except by special arrangement with the compan^ Effoijts are |being made to increase the holdings of the Liberian Geological Survey;library, and persons are invited to offer publications to the library'as gifts, pr. exchange or purchase. '.'' '. \l] \ ,
*^ * . - ' "'r--t.tt.tt . ' ?,.
71?
/H;
H.; and White, R. W. ;,.,*«wv *, industry of Liberia and aajaxient
open-file rept, (IR)-LI-32, f
E it
)li< ou
J'- : l^-'f^- ^®SSS-\.:- ';graphy of the geology rtries: U. S, GeoU
BIBLIOGRAPHY SUPPLEMENT
Aero Service Corporation, 1954, Aeromagijetic map; of Liberia: Aero Service Corporation, Philadelphia^ J :
Alien, P. M. , and Reedman, A. J. , 1968, JStratigt^phid classification in Pre-Cambrian rocks: Geol. Mag. , v. 1(35} no. 3, p. 290-297,
-sketch 'map." '- - ' ' : '' " :. ; "': v :! ^^ ' f ~ I ',-; ..- ' .'. '".- -". : ' , - «,.- ' !'' '! ... ] .,-" /''',-'"' ' ' ., . f i ; : ' Annales des Mines, 1968, Panorama de 1'iiidustij'ie jpiniere du continent
africain en 1967 (with English, Russian, jGerman, Spanish, summ. ): Annales Mines, v. , no. , p. 35-56, jncjap.
Association at African Geological Surveys j- .UNECp^ 1 §68, Carte minerale :- . de I'Afrique - Mineral map of Africa; l:iot 000, 000: Paris, As soc.
; African Geol. Surveys - United Nations Edjuc. Sci. Cultural :;. ' " Organization.' : -' .- .. "- . ;..- : ; . '"" l| f," ; j i' : .- / 'r/vC;. ̂ .^ '"" '''./;
-. i f - .; : f, ! . H .. »,- , .: - -.-. -i . '-: - '-' - . « .Baker, Ci E,, 1968, Role of science anc| technology pin,the development
of Liberia: Natl.Educ. Conf., Liberia JCIpiv^, 13-16 November 1968, 14 p. ./;; v... ,',- I. =;vi} ; h..:ih>v, .:.,;,,.-':-.: : '.:'-." ,;'1
.' /' ' I? !H ':^:^ V'< ' "Baker, M. W. G., 1961, Geology report pn Harpier vicinity and interior,
Maryland County, Liberia: (Liberia) Bur. Nat* Resources and Surveys unpub. rept., ,16 p., map* February 11961.
' -. , . . :M > « (I,:, ' { . ,;: : ".
Baker, M. W. G., 1963, Geologic report of Gbiarnga District: (Liberia) Bur. Nat. Resources and Surveypiunpufcj. !rept,, 10 p., map, 19 August 1963. . f ;n L \' '..[.
Baker, M. W. G., 1963, Geological report oh jarea west of the Farmington River: (Liberia) Bur. 'Nat. Resources and Surveys unpub. rept., 8 p., maps. .'.-. ' '[. '. ,'. | f|.-j '" .."-.f; " '. ..-.,,;' ; " ' '' ',-" * - -.
* Baker, M W. G. , 1969, Geologic summary df JMJosaie Block J-10: Liberian Geol. Survey Memo. Rept. 33, 1 p. j { ! "'*,.
r ' ' i l-i !" " ' ' ' ""' * Baker, M. W. G. ,. 1969, Geologic sumjmaryjoi Mosaic Block J-9: Liberian
Geol. Survey Memo. Rept. 32, |1 jp. } { !* .-.-. , 'I; ! | .! !
Barrows, G. H. , 1967, International petroleu4n iindustry; v. 2r CentralAmerica/ South America/ Africa/ Far East/North America: New York,Internat. Petroleum Inst. , 371 p. '., i'
Bassot, J. -P., 1966, Etude geologiqu^ du Senegal oriental et de ses confinsguinep-maliens: Bur. Recherches GeoJ..i et Minieres, Mem. 40, 332 p.,
";.'.: '.; : illus... - . ' ;: ; ' ;.].:; ' . .. ' : - , :% ' .
Behrendt, J. C. , and Wotorson, C. S.j, ,1969,1 Preliminary map of basement 4 elevation of the Liberian continental sHeif interpreted from aerd- ^
magnetic data,: XT.S. Geol. Surjvey project rept. IR- LI- 3 3, map.
Behrendt^ f\T? C;, and Wotorson, C. SJ, i969,|^reliminary gravity map | | ̂ |^| showing Bouguer anomalies iii fh Mbnrqvia region of Liberia: TJ, S.'
.. Survey project rept. IR-Llf 37l ^tiap.%.,:'-,--- "' v .' : ' " ; ..;-:i" ; ii'.'-l :!' \
Berge, J^ W. , 1958, Geology of the Mt.ijGlettDii region: Monrovia, LAMCO' f Venture Operating Comp^hyl unpu a J : '''" ;--- -~' *
--- ' 'V T ' _. . Berge, J. W.i 1963, Genetical aspec
'Newsletter no. 3, The: Grangeberg ^mpany, Liberia Div. ,. Stockhblin,
. .the Nimbaj iron ores: LAMCO
t-HV illus.i 8 February 3:963i -"- - " ' :|",j: "f" I
* Berg0V * . 1068, Proposed structural E nd strajtigr^phic interpretationof tiie Nimba-Gbahm Ridge area, Li Jeria: Geol. Mining Metall. Soc. Liberia Bull., v. 3, p. 28-47,igaiusl
' ;" h' * ;.Bevervoorde, E. van, 1935, Die Eisenerzvorkomiiiien in Liberia: W. H.
Muller & Co. rept., Rotterdam. < ;I
Blamo, J. B., 1963, Impact of industrialization.ofi|Liberian society: Lund. Univ., unpub. master's thesis, f, : ; ;
( i NBlondel, P., 1952, Les gisements de fer dev 1'Afrique occidentale franc;aise:
Internat. Geol. Cong., 19th, Algiers 1952; Symposium sur les Gisements de Fer du Monde, v. 1, ij*. 5-34. i 1
-. ' ' . ':' '!' |! ! " '!Bloot, C., 1954, Report on the Wani-Gisi mountain range: (Liberia) Treasury
Dept., Bur. Mines and Geology unpiub. ;nepti, 13 p., map, May 1954, undated appendix, 2 p. f -.-.- ] [ j I
Bloot, C., 1954i Report on the Bong-Zaweah mountain range: (Liberia)Treasury Dept., Bur. Mines and Geology junpub. rept., 16 p., map. December 1954. \.\ . } j; j j
Bockh, E,, 1962, Berichte Uber die geologische Uritersuchung der Eisenerzlager- statte Bong Range: Dusseldorf, 'G^werkkdhaft Exploration Lagerstatten- archiv, 1960-62.
Bolgarsky,>Michel, 1933, Quartzites a magnetijtej due cercle de Man et de ses environs (C6te d'lvoire): Acad. s«ji /Paris? Comptes rendus, v. 197, p.-559-561. .. //; ': ; ,\ . : ;
Bolgarsky, Michel, 1950, Cote d'lvoire, jn Rapport annuel 1950 du Service^ ;v Geoiogique de 1'A. O. F. i f French We%t Africa Direction Mines, Dakar,
v'.' "^/i Q«\tV-- ' . : ' v ' ' - -. ' 'w-v '. '- .- - '^. ' '! T- ; I.- * : ..-,: -..,. ...... -/;<vl*M.«**/»- - - ' t -' ,'-'- '. -. - '.. - '. --: .-/. '.. -. . i ', . ' ~> " '. ' : -.
V-"' :-'-'£?:^l^~'/y:,.&~S: i,*' ; .' ---.' : ;? .V *"; ; ;":-^ : -^;>..^V{ ' "' . t . ' { f ' ^' \" ' ' ,. " "' : " -:-,'.
Bolgarsky,*Michel, 1950, Notice explicative sur JLa feuHle Daloa-Est. Carte %|^geblogique de reconnaissance au 500^000°^! French West Africa
;l^^/' :;|i^I)irection Mines,. Dakar. ^ ^ ^ ' ^l:l^^i^^-^^M^-^^Bolgarsky, 3VIichelft 1950, Notice explicativei sur Ha"--.., .,;': i5-..V.:a**i,:-r,.-iJ- J ' ' ^iW.' 1 '.- " .'.'" , : . * p _ f . f
de reconnaissance au 500, OOJO° Mines, Dakar. ; ;* :i| |j
.^ :/ii|^pirection'
feuilie Tabou-Est. Carte :/j French West Africa
:.t..7,;t :i-' ; ' : -: -",;,' 1';-'-,,>s,.!.-^ ; ;.;; : ;'- ' ; ?&S^-V'": i^.,: ; ' "' ' :~;V C/;:
»;,'.' 1951, Notice explicati(v<i stjr la; feuille Abidjan-Quest.. geologique de reconnaissamje au $0^pOO°( French West Africa
, - Dakar.v'J.-f^"- i -;#>
Bonnauit, D. , 1951, Notice explicativ^ sur jl$ fejiille Abidjan-Est. Cartegeologique de reconnaissance i,u 500.$ Direction Mines,. Dakar.
* Bong Mining Company, 1963, AZ-majCompany unpub. map, 1:2,0004
Bonnault, D., and Sagatzky, J., 1950Bondoukou Quest. .Carte geologiquje French West Africa Direction,
Bureau de Recherches Geologiques et
00$: French West Africa
: t j |; .i!j of ^sso^andmalies: Bong Mining
I !- ? ' 1,( Not; .c & exjplicative sur la feuille
reconnaissance au 500.000°: Dakar.
Bouglise, R. de la, 1936, Le gisemei it de^ei} dej Conakry: Chronique des Mines coloniales, v. , no. --9, p,.! }16-120, illus.
MimeU $ 5ieries, fI'Afrique Occidentale au 1:2 OjOO OQO jejn sfcoupures;
;1960, Carte geologique de
Guinee - Cote 4'Ivoiire \ C6te d'lvoire - fTogq' - pahlomey L^gende f ?': || |! Senegal \ I ji! 1 r .Mali - Haute-V|olta*4Mgeif Niger {., ; h| | Mau'ritanie "«i j j-} jj Mauritanie - Ntger-Nord i Niger-Nord j \ i :; j
Bur. Recherches G4ol. et MiJii^res,!^ mapsheets. * > \ !'i ; I
Bureau de Recherches Geologiques e^Minietes, '1967, Rapport annuel 1967 (Ivory Coast section): Paris,;
No. 1 No. 2 No. 3 No. 4 No. 5 No. 6 No. 7 No. 8 No. 9
Bur;; Recherches Glol. et Minie*res,p. 57-58.
Caine, A. i«\ , 1967, Scientific research ifi Liber^: kept, of Conf, on f/iberian Research and Scholarship Tubman (Renter of African Culture, Robertsport, Liberia, 14J-17 Junle? 10)67.
Castelain, J. , 1066, Apercju stratigraphic tye suV jla micropaleontologie etLa palynologie des sediments secor tlaires je|t tertiaires des bassins de i'ouest Africain, in International thion of [Geological Sciences, 1966, Bassins sedimentaires du littoral Africaiity symposium, l re partie. Littoral Atlantique (New Delhi, 1964): Pslriis, iAssoc. African Geol. Surveys, p. 40-51 (incl. English siimm.)Ji!illus.
Chas. T. Main International, Inc., 1968; jMt. Coffee hydroelectric project without storage: Boston, Chas. TJ Main international, Inc., 107 p.,
' illus ' ' ' H : lii '} ' VChautard; J., 1906, Etude sur la geographic physique et la geologic du
Fouta-Djallon: Paris. ^ ; [: j r
Chetelat, E. de, 1938, Le modele lateritique dejllouest de la Guinee francaise: Rev. Geographic Phys. et Geologic Dynainiquei, v. 11, no. 1, p. 1-120,illus. : - -I j j!' -i
Choubert, G., and Paure-Muret, A., 1968,. Tedt0nic map of Africa, scale 1:5,000,000: Nature and Resources (tntdrnat. ;Hydrological Decade Bull.) v. 4, no. 2, p. 18-19. ' ! j I |
i t-" '
Chronique des Mines et de la Recherche Miniere, J1969, Activate miniere,Cote-d'Ivoire: Chronique Mines et Redherjche Miniere, v. 37, no. 379, p. 29-31. , : i
Chudeau, R. , 1918, Keener ches sur la tpctonijqiie! de 1'Afrique occidentale:. 4, ser. l!8, pj $4h87. jSot. geol. France Bull.
,:«- - . * ' . - t ,,...-.. Clock, C. P., 1966, Liberia's low grade ironiober mine at Bong: U.S.
' ' "'' Embassy, Monrovia, unpub. repti ,. 12jpt f p?; \ :-- ' ^.xi^-v^^K^ '" '" ' ' . , : .- . r? :-' )}: ; : <:^ \^%?$${&;J. B. , 1968, General description o£ LAMCO's iron ore mine in. Liberia:Geol. Mining MetaU. Sdc. Liberia iBuIl.t V. 3;lp.' 48-56, ̂ 'illus. 'V ̂ £f$ ' -"' ''' '''" * : '-
. , . J. B. , 1968, Open pit mining in moiintai4ous terrain -LAMCO's iron
II ' Mi'- ? . . - ., * Cooper, B. R. , 1!)63, Geologic report of sq^tiort^ 6f Districts One and Two
01 Grand Bassa County and District i^um&^TjjjFour of Central Province; (Liberia) Bur. Nat. Resources and SJurveyjS! unp.ub. rept., 7 + 3 p.,
V ; i 'I; i 11 .'maps.
* Cooper, B. R. ,x 1963, Geologic report of Districts, Western Province: Surveys unpub. rept., 7 p., maps
se ctioris fclf Zprzor and Voinjama (Libei'ia) Buri Nat. Resources andJ.MI \
* Dames & Moore, 1967, Report - Consultation on; foundation design, pro posed Liberian refinery. Monrovia, 4 Liberia, Liberian Refining Company, Incorporated: Monrovia,' Dames & Moore unpub. rept., 13 p. , illus. ; i ' ! i
' -.;' i ;* Danielsson, Christer, and Linder, Rolf,: 1964; laboratory sintering of
Nimba fines: LAMCO Newsletterjinq. l|, -THe Grangesberg Company, Liberia Div., Stockholm; p. 7-10f, illu$. L 14 August 1964.
:- ' ' " I i : .Defossez, M., Mangin, J. P., Pinta, M;, jancj orthbrs, 1967, Repartition
de quelques elements traces dansjles e^ujc &e Surface en zone intertropicale (C6te-d'Ivoire): Ai^^P6'^1"^31"161 Service Carte Geol. Bull., v. 20, no. 4, p. 257-276 <ir|clj. English, German, Russian sunim.), illus.
De Launay, L., 1903, Les richesses minlrales ifleil'Afrique: Paris, Ch.
- Liberian Mining
Beranger, p. i
* DELIMCO, 1961, Concession area of DECompany: DELIMCO Gernian-Literianj^injlng Company unpub. rept.,3 p., maps,. 29 December 1961.;
; j j .]Depagne, J., 1966, Les nappes deprimees d'Afraqtie! Occident ale: Bur.
Recherches Geol. et Mini^res Buil.; ! IstiifeerJ, no. 2 (1966), p.
i i' ; ;
D'Hoore, J. L., 1968, Classification1968, Soil resources of tropical lA-frica: Caik bridge Univ. Press, p. 7-28.
Dixey, Frank, 1921, Magnesian group of a:gn| no. 689, p. 485-493.
\ \\ ~\ : , If ' tsj sjismimief sur 1'Afrique occidentale:
v. 266, no. 14, p. 1470-
jpucellier, J., 1967, Coup d'oeil sur la geologic |fr caine en 1965 et en 1966 :
, Jacques, 1968, Quelques 'resultat Acad. sci. TlParis/ Comptes rendvis; SertH.D
_,,_ H-- * r *? t In
147^, sketch map.
ks
in Moss, R. P., ed.,
Geol. Mag., v. 58,
Chronique des Mines et Recherche .\Millie v..35, no. 362, p. 137-150.
Edwards, W. S. , 1940, Iron ore developments in' Elec. Co. Jour., v. 11, no. 2, p. 96ft02
* Engineering and Mining Journal, 1968, Liberia: £n*|. Mining Jour., v. 169, no. 5, p. 143. j
I ; i| :!* Erickson, R. I., 1952, Mining plan and lay-out fd * Liberia Mining Co. Ltd.
Sierra Leone: Gen.
at Bomi Hill: Monrovia, Liberia Mining Go. Ltd., unpub. rept., 21 p,
10
Fage, J. D., 1955, Introduction to the history of wesi; Africa: Cambridge, Univ. Press, \\ ' ij i
? ! ':''!» Fermor, L. L., 1915, Work of Professor Lacr6ix on tHe laterites of
French Guinea: Geol. Mag., v. 11, Ao. I , pfcj : 23-37, no. , p. 77-82, no. , p. 123-129. ! \ l!y
Ferrara, G., and Gravelle, M., 1966, Radiometric ages from western Ahaggar (Sahara) suggesting an eastern limit'|or-the West African craton: Earth and Planetary Sci. Letters, v.iiljl, |no. 5, p. 319-324, illus. - u'! ! J ;
il. !
Frankel, S. H., 1938, Capital development in Africa; i London, OxfordUniv. Press,
* Frederic R. Harris, Inc., 1967, Probing location njiap at Harper: Monrovia, Frederick R. Harris, Inc., unpub. map, ;l:24iuO,:; May 1967.
* Frederic R. Harris, Inc., 1967, Probing location irjiap at Sinoe: Monrovia, Frederic R. Harris, Inc., unpub mapjjj 1:1200!| .iJtuie 1967.
* Freeman, A. W., and Johnson, J. C., 1967,!i|Report i|i>ii field trip (to diamond mining areas in Liberia): (Liberia) Bur. :Nat/j Resources and Surveys unpub. rept., 8 p., 8 May 1967. ij i :| i '
i i N iFreneix, Suzanne, 1966, Faunes de bivalves et correlations des formations
marines du cretace des bassins cotiers de lloueist Africain, in International Union of Geological Scieiices, 19'$6f Bassins sedimentaires du littoral africain, symposium, l re pjartie, I^ittpral Atlantique (New Delhi, 1964); Paris, Assoc. African deol.| Surveys, p. 52-78 (incl. English summ.), illus.
illus. .li
fl' i i- i! '! ! s Furon, Raymond, 1936, t-e gisement de fer d^ Conakry;|(Guinee frangaise):
Rev. g£n. Sci., y. , no. 12, p. 355.*
Furon, Raymond, 1968, Geologic de I 1 Afriqu|> 3d.j- :| - v-.. --
d: :j!Paris, Payot, 374 p.,
11
Garrctt. il. G. , 1066, Regional geochemical reconnaissance of eastern Sierra Leone: Univ. London, unpub. doctoral thesis,
* Gauvin, Jacques, 1963, Grade control and selective open pit mining at LAMCO: LAMCO Newsletter no. 3, The Grangesberg Company, Liberia Division, Stockholm, p. 1,2-19, illus. , 8 February 1963.
! *:', ^
Centner, W. , 1966, Auf der Suche nach Kraterglasern, ;Tektiten undMeteoriten in Afrika: Naturwissenschaftern, v. 53, no. 12, p. 285-289,
* Geophysics, 1967, Geotech performs 7000-mile continuous profile: Geophysics,v. 32, no. 6, p. 1113-1114, illus.L I j '. -<
' ' . ! '
* Glass, B. P. , 1968, Glassy objects (microtektjit4s.? ) from deep-sea sediments near the Ivory Coast: Science, v.i 161, -no. J3844, p. 891-893, illus.
' : :i ; M ! ;Goloubinow, R. , 1950, Notice explicatiyer sur la fettille Bougouni Quest.
Carte geologique de reconnaissance au 500. Q00°: French West Africa Direction Mines, Dakar, . ; | j ; j
' i "* i ;Gordon, W. T. , 1945, Large diamonds f if om the Woyie River: Imp. Inst. Bull.,
v. 43, no. 2, p. 111-120. ,1 : ' ; ;
, ' ! ' :^ -I I- ! , Grandin, G. , 1968, Aspects exogenes du gisement de manganese de Grand-
Lahou (Cote d'lvoire): Chronique des Mines et Recherche Miniere, v. 36, no. 375, p. 199-206, illus. , | : ' ; |
i i ; ! I : -. ' ; ;; : t
Grant, N. K. , 1969, Late Precambrian to early Pal ejozoic Pan- Africanorogeny in Ghana, Togo, Dahomeyi, and Nigerjia: Geol. Soc. America Bull., v. 80, no. 1, p. 45-55, illus.
.. * . ! !, !! :i .! | ,Greenfield, David, 1960> General report Submitted io the Director of the
I Stockholm, Sweden, and es 'and Surveys, Mr. Arthur Nat. Resources and Surveys
Rikets Allmanna Kartwerk, Nr. BJ Lund the Birector of the Bureau of Natural iRe Sherman, Monrovia, Liberia: (LJi&eria) Bur^unpub. rept., 9 p. 1 \\ *! ';],
I (': . J ',1
1 , i ||Grigorlyev, V._M., 1966, Geologicheskoye stroj^nive i poleznyye S'yerra_-
Leone_/Geologic framework and mineral resc urces of Sierra Leone/ hkbsj: Moskovskoye Obschest. Ispyt. Prir. i! " " ~AJ "-- 11v. 41, no. 3, p. 140.
, Byull., Otd. Geol.,
12
Gruss, Hans, 1967, Bong Peak, Bericht uber das1 vt^rlaufige Ergebnis der gcologischen Untersuchungsarbeiten: i; Bong Mining Company, unpub. rcpt. j . '
.. '" ,'* '' Gruss, Hands, and Bockh, E., 1960, Vermork uber;die|;geologische Erkundung
der Wologisi Range zw. KL. Gblaghaijzi und Lofa! River, Liberia: Monrovia, Bong Mining Company unprub. rejjtj., 7 p., illus., 4 March 1960 (with English translation by G. W. Leo)| ;i
* iGiirich, G., 1887, Beitrage zur Geologie von Westafrika: Deutsche geol.
Gesell. Zeitschr., v. 39, no. , p. ,96-1361 j j
13
Hahn, A. , and Plaurnann, S. , 1962, Berichte uber ie erdmagnetischen undgravimetrischen Untersuchungen de;r Ejisen^fzlagerstatte Bong Range: Dusseldorf, Gewerkschaft Exploration Lagfejrrstattenarchiv 1960-62.
!' ; $ "'Hamilton, E. I. , 1965, Applied geochronolfcgyc London and New York,
Academic Press, 267 1. , illus. ! :
Hark, H. U., and Porth, Hans, 1968, Neue-Erdoluiid Erdgasexplorationsgebiete in der Welt; II, Neue Explorationsgebiete (AJfrika, Mittlerer Osten, Westeuropa, Amerika); stratigraphische Fallen; Schwerolsand- und Olschiefervorkommen: Erdol Kohle;! vl 21, ina. 4, p. 193-198 (incl. English summ.), sketch maps. ^ | ;j ;
; ; i :' j ' ! "'
Harrison Church, R. J., 1957, West Africa: ^ondon, i Longmans, Green andCo., -ji ' ']j;i :
11 , . j!i; ' Hinte, J. E. van, ed., 1966, Proceedings ojf the Sejcond West African Micro-i t
paleontological Colloquiuin, Ibadan,! .jjune E. J. Brill, 294 p. , illus. '] ':
to July 1st: Leiden.
* Holland Syndicate, 1935, General report brjqught out by the Holland Syndicate over their activities from the 21st di Septem-bSer 1933 -- the 1st of March 1935: Monrovia, Holland Syndicate unpub. rept., 32 p.
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14
Jl I Immink, Theo, and Reilingh, Albert, .l|)5i:,. RQJ>O qt of the investigation of the
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15
Hi Jack, D T. . 1060, LIconomic survey of Sierra Lipoiije: Freetown, Govt.
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* Johnson, D. H., Holmes, A. J. , and Coopier,; B. 1jl.,; 1968, Geochemicalinvestigations of base metal occurrences inijwestern Liberia (abs.): Geol. Mining Metall. Soc. Liberia. Bull., vji 3> p. 78-79.
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16
* Jones, A. E. N. , 1968, Report on discusisions between the Liberian Economic Delegation and the Organization ol] Petroleum! Exporting Companies, Vienna, Austria, August 19-24, 1068;: (t^bejria) Bur. Nat. Resources and Surveys unpub. rept., 4 p. , iappendik
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17
Kett, F. i.7 . , 1950, Report on investigation olf mineral occurrences on property belonging to Firestone Plantations Coj. , Hair^e!,- Liberia, West Africa: Harbel, Firestone Plantations Co. unbub.; rept. ', 17 p., appendices, maps.
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18
* LAMCO, 1958, Map of Buchanan area, 1:10, 000;: ,j! Monrovia, LAMCO JointVenture Operating Company unpub4 map.j ;|| .
iii ' !I ,; . '
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19
Leneui, Noel, and Tempier, Paul, 1968, Etude deila fracturation de deuxgranites au nord d'Abidjan (Cote d'lvoire): :Soc. geol. France, Compterenuu, v. , no. 3, p. 99-100, illus. , ; '
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20
Leuria, Basil, 1964, Lofa County, quarterly report^ September 1st -November 30th 1964: Monrovia, Diamond Mining Corporation of Liberia Limited unpub. rept. , 3 p. , imaps. Jj.l11
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e in"!: j
{ ! i
L966 rf 31st August, 1966:Limited unpub. rept.,
1963 - 29th February 1964: Monrovi£ Limited unpub. rept., 4 p;, maps.
, St.['Andrews Securities
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211
* Leuria, i-Jasil, and Strackc, K. J. , 1964, Quarterly report, June 1st - August -Usi. ii;64: Monrovia, Diamond Mining Corporation ofi.itKTia Limned unpub. rcpt. , 7 p. , appendices, maps.
i
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i
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* Linder, Rolf, and Ohrner, K. G. , 1965, Technical effects of burden enrichment with Nimba ore on iron-making: LfVMCQ Newsletter no. 4, The Granges- berg Company, Liberia Div. , Stockholm,! p. tl-19, illus.
, | ]' i
* Lindgren, P. O. , translator, 1964, Industrial sintering tests with Nimba iron ore fines at Oxelosund Steel Works: LAMCO Newsletter no. 2, The Grangesberg Company, Liberia Div. , Stockholm, 16 p. , illus, 10 November 1964. ' ;
* Lindgren, P. O. , translator, 1965, Sintering plant experiments with Nimbaore at Oxeiosund Steel Works, November-December 1964: LAMCO
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22 . j i 'I ! i i/
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'' ': ' I I I
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24
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25
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' 26
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| i
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"*" ': ;
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Lagerstattenarchiv ' ;
28
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29
* Richardson, II. E. , 1957, Report on hydrographic survey of the Lofa River, Liberia: Monrovia, Stanley Engineering Company of Africa unpub. rept. , 5 p. , map.
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30
llaisin, C. A., 1393, Contribution to the geology of Africa; 11. Specimensii-om West Africa (Sierra Leone); Geol.i Miag. , v. 10, no. , p. 440-442.
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. i* Richards, J. G. , 1953, Report on tour in Eastern Province from Nyaake,
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' i I
i' '. ' '* Richards* J. G. , 1954, Report on the conference'of Directors of British
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31
Sa^at/.ky, J. , lf)50, Notice explicative sur la feuille 1 Bobo-Dioulasso Est. *.'.u - U- g eo I unique do reconnaissance.au 500.000°: French West Ai'rica Direction Mines, Dakar, ;
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; ! ;
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i : ! ! i
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32
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33
* Sipo, U. .1. , l!)f)G, Siberian aerial photographic and mapping report: Monrovia, (Li. S. ) Internal. Coop. Agency unpub. rept., 19 p. , illus.
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34
; . f ;; | r '.' --..1 ; :- » f ' I" i I i
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36
____ t I ' ''9t^ J
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2taceo liasilei
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IJ?h
--. I
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; ! |" :|
I 'f '
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38
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40
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