Images from half a dozen giant government repositories: NBII (National Biological Information Infrastructure), NOAA, NASA, USGS, USDA. All copyright free.
Geological slide sets from the University of British Columbia Department of Earth and Ocean Sciences Department have been converted to collections of digital photographs.
Science/Engineering Library
Room J-29, Marskak Science Building
City College of New York
Convent Ave. & 138 St.
New York, NY 10031
212-650-8243
Email me at: pbarnett@ccny.cuny.edu