PENNSYLVANIA HISTORICAL TOPOGRAPHICAL MAPS CDROM

US Geological Survey map (DRG) files in TIFF format

The topo map files downloaded from these sites are in ZIP format and must be uncompressed before they can be used. Compression is used to save download time. There are many shareware or free unzipping utilities.

One is WinZip, get it here: http://www.winzip.com

Very Quick Guide to Downloading and Unzipping Files

Alaska Arizona Arkansas California Bay Area California Lake Tahoe Florida Idaho Illinoios Iowa Kansas Kentucky Minnesota Mississippi Missouri Missouri Upper Midwest Montana Greater Yellowstone Montana Nebraska Nevada New Mexico New York Oklahoma Oregon Pennsylvania Rhode Island South Carolina Tennessee Utah West Virginia Wyoming Wisconsin Upper Midwest Wisconsin

Other Map Links

http://www.topozone.com/

http://www.gisdatadepot.com/catalog/US/sublist.html

http://216.36.33.21/~mgreger/GIS/exchange.html

http://www.geocomm.com

http://dmoz.org/Reference/Maps/Online_Maps/United_States/

Old New England Maps

Find the Topo Map Name by State

Try Here for out of print topo maps

http://mapping.usgs.gov/mac/isb/pubs/factsheets/fs15499.html

Use this form to order old USGS topo maps

Pennsylvania Topo Maps on CDROM

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All contents Copyright © 2000 Randy Steele