%0 Book %1 allder1984digital %A Allder, W.R. %A Elassal, A.A. %A (U.S.), Geological Survey %B U.S. Geological Survey circular %D 1984 %I U.S. Dept. of the Interior, Geological Survey %K cartography gis historic usgs %T Digital line graphs from 1:24,000-scale maps %U http://books.google.at/books?id=lXUHmJOy\_AcC

@book{allder1984digital, added-at = {2013-07-11T18:14:13.000+0200}, author = {Allder, W.R. and Elassal, A.A. and (U.S.), Geological Survey}, biburl = {https://www.bibsonomy.org/bibtex/20c66038fd4be220b8526bf1b7f250bb8/scubbx}, interhash = {11c9a7160e747eaf2b70fd9a7947ed0d}, intrahash = {0c66038fd4be220b8526bf1b7f250bb8}, keywords = {cartography gis historic usgs}, lccn = {83600190}, publisher = {U.S. Dept. of the Interior, Geological Survey}, series = {U.S. Geological Survey circular}, timestamp = {2013-07-11T18:19:23.000+0200}, title = {Digital line graphs from 1:24,000-scale maps}, url = {http://books.google.at/books?id=lXUHmJOy\_AcC}, year = 1984 }