----------------------------Original message----------------------------
We have been doing major housecleaning and now have approximately 6,000
duplicate and superceded USGS 7.5' topographic maps, covering parts of all
50 states processed to offer to interested libraries.
 
Conditions:  1)Takers must pay postage.  2)Preference given to those who
request state sets.
 
                                        Sue Barrick
                                        TTU Dept. of Geosciences
                                        Map Depository