We have a large group of duplicate maps to offer to libraries.   They are 15 and 30 min topos from the states of ID, NE, SD and CO.

Please let me know if you need any of these.  Reimbursement for postage under $20 is not required.  I will hold them until Jan 12, 2018.

Thanks!

Enid Teeter
University of Wyoming
Brinkerhoff Geology Library
S.H. Knight Bldg, Room 121
Dept. 3334, 1000 E. University Ave.
Laramie, WY  82071
307-766-2633