Geology and mineral resources of the Dixon quadrangle
By: by Russell Stafford Knappen.
Series: Illinois. State geological survey. Bulletin; no. 49; Bulletin (Illinois State Geological Survey) ;; no. 49.
Publisher: [Schnepp & Barnes, printers, Springfield]
Published: 1926
Place of publication: Urbana, Ill
Language: eng
Number of pages: 141
Subjects: Geology -- Illinois -- Lee County.; Geology -- Illinois -- Ogle County.; Mines and mineral resources -- Illinois -- Lee County.; Mines and mineral resources -- Illinois -- Ogle County.
Other titles: Dixon quadgrangle.
Notes: Bibliographical references.
At head of title: State of Illinois. Department of registration and education. Division of the State geological survey.
Published also as thesis (Ph. D.) Columbia university, 1927.
Plates I-II folded in pocket.