National Geologic Map Database
General Information
- Title: Occurrence of the Collingwood formation in Michigan
- Author(s): Ruedemann, Rudolf, and Ehlers, G.M.
- Publishing Organization: Geological Society of America
- Series and Number: Bulletin v. 35 no. 1 [p. 186]
- Larger Work: Bassler, R.S., ed., Proceedings of the fifteenth annual meeting of the Paleontological Society, held at Washington, DC, December 27-29, 1923
- Publication Date: 1924
- Cross Section: None
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