Geology and mineral resources of the Dixon quadrangle
By: by Russell Stafford Knappen ... Printed by authority of the state of Illinois
Series: [Illinois. State geological survey] Bulletin -- no. 49; Bulletin (Illinois State Geological Survey) -- no. 49
Published: 1926
Place of publication: Urbana, Ill
Language: eng
Number of pages: 141
Subjects: Geology; Mines and mineral resources
Notes: Contributions from the Department of geology and mineralogy, Columbia university, v. 36, no. 1.

At head of title: State of Illinois. Department of registration and education ... Division of the State geological survey.

Vita.

Published also without thesis note.

Thesis (PH.D.)--Columbia university, 1927.