Preliminary geological map of the Porcupine Mountains and vicinity / by F.E. Wright and A.C. Lane, 1909.

Bibliographic Details
Corporate Author:	Michigan. Geological Survey
Other Authors:	Wright, F. E. (Frederic Eugene), 1877-1953 (Cartographer) Lane, Alfred C. (Alfred Church), 1863-1948 (Cartographer)
Language:	English
Published:	[Lansing, Michigan] : Geological Survey of Michigan, [1909]
Subjects:	Geology > Michigan > Porcupine Mountains > Maps. Porcupine Mountains (Mich.) > Maps. Geology. Geological maps. Maps.
Genre:	Maps. Geological maps.
Physical Description:	1 map ; 30 x 36 cm, folded to 21 x 14 cm
Cartographic Data:	Scale approximately 1:130,000 (W 90°00ʹ--W 89°23ʹ/N 46°51ʹ--N 46°34ʹ).
Format:	Map

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