Archaeological Survey of the Guano Valley Region in Southeastern Oregon. L. S. CRESSMAN, University of Oregon, Eugene, Oregon, 1936
 
Light brown soft cover with black title. The secure text block is cleanly detached from the staples. 10 1/8 x 6 3/4, with 48 pp., plus a fold-out map attached to the inside rear. Photographic illustrations and drawings. Owner name/date on the title page. Scarce in fair plus condition.