Biodiversity Heritage Library

By: Collinson, Charles William - Skartvedt, Romayne. - Illinois State Geological Survey.

Edition:

Publication info: Urbana, Ill, Illinois State Geological Survey, 1966

Volume: Illinois State Geological Survey Education Series

Series:

Holding Institution: University Library, University of Illinois Urbana Champaign

Subjects:

BHL Collections:

By: Collinson, Charles William - Geological Society of America. Meeting DeKalb, Ill.) - Geological Society of America. North-Central Section. Meeting DeKalb, Ill.) - Pander Society.

Edition:

Publication info: Urbana, Illinois State Geological Survey, 1972

Volume: Illinois State Geological Survey guidebook series,

Series:

Holding Institution: University Library, University of Illinois Urbana Champaign

Subjects:

BHL Collections: