Geological map of townships in the northern peninsula of Michigan : subdivided by D. Houghton D.S. in the year 1845
- Author:
- Houghton, Douglass, 1809-1845
- Publisher:
- Lith. by E. Weber & Co.
- Subject:
- Geology
- Spatial Coverage:
- Upper Peninsula (Mich.), Michigan, and Upper Peninsula
- Language:
- English
- Year:
- 1849
- Date Issued:
- 2013-08-30T20:20:36Z
- Date Modified:
- 2013-09-03T21:20:52Z
- Library Catalog Record:
- https://search.library.yale.edu/catalog/11688727
- Digital Collections Record:
- No Digital Collections record
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