Of course, the next obvious question is: Is there anyway that this can
be put online? I doubt USGS is out to make money on this...
USGS Open-File Report 92-4
"An Introduction to MAPGEN"
by Muriel S. Grim.This is available from:
Books And Open-File Reports Section
Branch of Distribution
U.S. Geological Survey
Box 25425, Federal Center
Denver, Colorado 80225
(303)-236-7476for about $13.