G. H. Clark No description specified. 1-3 (3 Records) Documents Archaeological Testing at the Coffman Cove Site, Southeastern Alaska (1979) Archaeology in the Copper River Basin, Survey and Excavations Along the Southern Portion of the Trans-Alaska Pipeline System (Valdez to Hogan Hill), 1974 (1975) USFS Letter to SHPO Concerning Kennel Creek Petroglyphs (1980)