Resumo |
Title varies: No. 1-31, 1910-1921?, Michigan Geological and Biological Survey; no. 32, 1921, State of Michigan. Department of Conservation. Division of Geological Survey; no. 33-47, 50-51, 1921-1961, State of Michigan. Department of Conservation. Geological Survey Division.
No. 2, 3, 5-9, 11-19, 21-22, 24-25, 27-30, 32-33, 40-41, 43-46 form Geological Series no. 1-18, 20-32, 34-35, 36-39.
No. 1, 4, 10, 20, 26, 31 form Biological series 1-6.
Mode of access: Internet.
|