Maps. Michigan. Geology of Crystal Falls-Alpha iron-bearing district. Iron County, Mich., strategic minerals investigations, preliminary map 3-181 [with text]; by F. J. Pettijohn. Scale 1:12,000, scale 1 in.=12,000 ft. n. p.
Publication Title:
Michigan. Geology of Crystal Falls-Alpha iron-bearing district. Iron County, Mich., strategic minerals investigations, preliminary map 3-181 [with text]; by F. J. Pettijohn. Scale 1:12,000, scale 1 in.=12,000 ft. n. p.
Display Title:
Maps. Michigan. Geology of Crystal Falls-Alpha iron-bearing district. Iron County, Mich., strategic minerals investigations, preliminary map 3-181 [with text]; by F. J. Pettijohn. Scale 1:12,000, scale 1 in.=12,000 ft. n. p.
Corporate Agency Authors:
Geological Survey
Sort Author:
Geological Survey
Authors:
Pettijohn, F. J.
Date:
1946
Publish Date ISO Format:
1946-01-01T00:00:00Z
Publication Start:
19460101
Publication End:
19461231
Corporate/Agency Author:
Geological Survey
Publication month:
13
Publication year:
1946
SuDoc number:
I 19.25:M 66/11/prelim.
Notes:
[Prepared with cooperation of Geological Survey Division, Michigan Department of Conservation.] and NOTE.—The maps listed below are sold by the Geological Survey. Remittances for these maps should be made by money order payable to the Director of the Geological Survey, Washington 25, D. C. Except as otherwise indicated, a discount of 40 percent is allowed on an order for maps, or for maps and geologic folios, that amounts to $5.00 at the retail price. In ordering give the name and scale of each map and the State in which the area lies.
Notes:
NOTE.—The maps listed below are sold by the Geological Survey. Remittances for these maps should be made by money order payable to the Director of the Geological Survey, Washington 25, D. C. Except as otherwise indicated, a discount of 40 percent is allowed on an order for maps, or for maps and geologic folios, that amounts to $5.00 at the retail price. In ordering give the name and scale of each map and the State in which the area lies. † Distribution Made by Issuing Office. 50c.