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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