Could the professor be describing: "A Tapestry of Time and Terrain: The Union of Two Maps - Geology and Topography." It is a very popular display map with both Geographers and Geologists. It is up on the USGS site at: http://tapestry.usgs.gov/ John Sutherland University of Georgia [log in to unmask] ------------------------------------------------------- On Thu, 8 Feb 2001 17:08:55 -0700 Elisabeth Filar <[log in to unmask]> wrote: > This message was originally submitted by [log in to unmask] to the > MAPS-L list at LISTSERV.UGA.EDU. If you simply forward it back to the list, > using a mail command that generates "Resent-" fields (ask your local user > support or consult the documentation of your mail program if in doubt), it will > be distributed and the explanations you are now reading will be removed > automatically. If on the other hand you edit the contributions you receive into > a digest, you will have to remove this paragraph manually. Finally, you should > be able to contact the author of this message by using the normal "reply" > function of your mail program. > > ----------------- Message requiring your approval (19 lines) ------------------ > > > I have a professor that has asked me about an online map of the USA on the > USGS site. It showed the topographic features map and switched to a geologic > features map. Any one know what I am talking about? You know how hard it is > to find something on the USGS site, I was hoping to find someone that could > point me to the right direction. > > Thanks in advance! > Beth > > ~.~.~.~.~.~.~.~.~.~.~.~.~.~.~ > Elisabeth Filar * Map Librarian > University of Colorado at Boulder > phone: 303-735-4917 * fax:303-735-4879 > http://www-libraries.colorado.edu/ps/map/frontpage.htm > ~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~ >