United States Geological Survey/USGS/Government Printing Office/GPO, 1972. Soft cover. Item #46466
Presents fourteen papers by various authors. 207 pages with photographs, maps, well fluctuations, illustrations, graphs, aftershocks, tables, and references, plus five folded map plates in the rear pocket. Bound in gray stiff paper covers pribted in black. Several stamps on the front cover corners. Small chip to the rear cover. A very good copy.