Lou Malcomb, Head of Government Information, Maps and Microform Services, Indiana University Anna...

Lou Malcomb, Head of Government Information, Maps and Microform Services, Indiana University

Anna Radue, GIS and Database Specialist, Indiana University

Gunty Atkins, GIS Coordinator for Wayne County

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Lou Malcomb

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Fire Insurance Maps – History

Taken from: Insurance plan of City of LondonAuthor / Creator: Goad, CharlesDate: 1886Copyright: By permission of the British Library BoardShelfmark: Maps 145.b.22http://www.bl.uk/learning/artimages/maphist/wealth/insuranceextract/insurance.html

Who created and whyWhat information is

included in the maps

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Examples

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Facts about population, city utilities, and other risk factors

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Provides historical view of water and other developments.

Two versions Proquest Digital Sanborn

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Indiana color scans -- Joint project between Indiana University and the

Historical Information Gatherers, Inc.Not everything was scanned, i.e. bound volumes,

paste-overs, and scattered others. Union List (IUB Libraries)

IUPUI Indianapolis http://www.ulib.iupui.edu/digitalscholarship/collections/sanbornjp2

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Access Restrictions Copyright for Sanborn maps produced after 1923 is now

held by Environmental Data Resources Inc., (EDR). We are still checking to see if we could release these at

a later date. Individuals researchers may contact me.

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Who created and whyWhat information is included in the mapsExamples of how they are usedAccess restrictions

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Anna Radue

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UITS received $4,416 from IndianaView Consortium in summer of 2011 to :

• Archive the Sanborn scanned pdf and tif images on IU’s Scholarly Data Archive (SDA) – 11,517 distinct maps

• Restrict access to copyright protected images (13% of maps)

• Provide access to the images from the Indiana Spatial Data Portal (ISDP)

• Provide metadata regarding the Sanborn image dataset

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Hierarchal, near-line storage serviceUses High Performance Storage

System Fast disk cache of 150 terabytesTwo tape libraries with 5.7

petabytes capacityLibraries geographically distributedDisaster tolerance – mirror data

copiesData storage costs a fraction of

spinning disk cost

IN optical fiber network

Each image stored in the SDA has an entry in a SQL Server Database

Each entry has a URL to the file on SDAEach entry has a spatial footprint (UX, UY,

LX, LY)Used IndianaMap layer with Indiana towns

and cities boundaries for footprintUsed Sanborn codes to determine IN city or

town

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Gunty Atkins

Downloaded all the files for Wayne County660 Files32 GBOrganized them by town and yearCreated new reduced files.Used FastStone photo resizer, its Free!http://www.faststone.org/

FSResizerDownload.htmReduced file sizes by 50% and converted to

jpg format

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Used GIMP 2.6 Image manipulation program

Open source if you are into that

Best of all it is FREE!http://www.gimp.org

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Tools used:

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Add Alpha ChannelErase/CutRotate 90 deg.Rotate ToolScale ToolPerspective ToolMerge Tool

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Pittsburgh Mapping and Historical Site Viewer

Flex Viewer

Not Sanborn, G M Hopkins Plat Maps

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