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Alvah Bradish

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Stand Alone

Memoir of Douglass Houghton First State Geologist of Michigan. with an Appendix, Containing Reports, Or Abstracts of the First Geological Survey, And
Memoir of Douglass Houghton First State Geologist of Michigan. With an Appendix, Containing Reports, Or Abstracts of the First Geological Survey, and a Chronological Statement of the Progress of Geological Exploration in Michigan