Stratigraphy of the Hell Creek Formation in North Dakota
By: by Charles I. Frye
Series: North Dakota Geological Survey. Bulletin -- no. 54; Bulletin (North Dakota Geological Survey) -- no. 54.
Published: 1969
Place of publication: Grand Forks, N.D
Language: eng
Number of pages: 65
Subjects: Geology; Stratigraphic Geology
Notes: Part of the illustrative matter fold. in pocket.

"Condensation of a doctoral dissertation submitted to the faculty of the University of North Dakota ... in August, 1967."

Bibliography: p. 41-46.