The geology of a portion of the Duluth Complex, Cook county
Subtitle: a thesis submitted to the faculty of the graduate school of the University of Minnesota
By: by Harold D. Nathan
Published: 1977
Language: eng
Number of pages: 198
Subjects: Rocks, Igneous; Petrology -- Minnesota -- Cook County
Notes: Photocopy of typescript. Ann Arbor, Mich. : University Microfilms, 1977. 21 cm

Thesis--University of Minnesota

Bibliography: leaves 193-198