Geological map of area north of Ishpeming (Marquette County, Michigan)

Date

• ca. 1894

Summary

• Hand-drawn map of Township 48 North, Range 27 West, SW quarter (Marquette County, Mich.). Accompanies descriptions in notebooks numbered 116, 124, 128, 132, 136, and 172. Colored drawings illustrate geological and natural features, including elevation and locations where geological samples were taken. Features include outcrops, wetlands, and part of Cooper Lake.