First biennial report of the progress of the Geological survey of Michigan, embracing observations on the geology, zoölogy and botany of the lower peninsula. Made to the governor, December 31, 1860
Lansing, Hosmer & Kerr, printers to the state, 1861
1861
Cornell University Library
MSN
Copyright Status:
Public domain. The BHL considers that this work is no longer under copyright protection.