USGS P 159
Title:The Upper Cretaceous plant-bearing beds of Alaska
Publisher:U.S. Geological Survey
Ordering Info:USGS Publications Warehouse
Quadrangle(s):Unalakleet, Kateel River, Ruby, Kwiguk, Marshall, Alaska Statewide, Russian Mission, Nulato, Ophir, Holy Cross
Martin, G.C., 1930, The Upper Cretaceous plant-bearing beds of Alaska, in Hollick, C.A., The Upper Cretaceous floras of Alaska: U.S. Geological Survey Professional Paper 159, p. 9-37.