Plan, Survey

D.M. & M. R.R. Plan,
Showing Proposed Extension from Marquette to Mines

One survey plan entitled "D.M. & M. R.R. [Detroit, Mackinac & Marquette Railroad] Plan, Showing Proposed Extension from Marquette to Mines." The plan consists of black, red, and blue ink on linen and shows the layout of various existing railroad lines that connected the iron ore mines of Ishpeming and Negaunee to Marquette. Existing lakes and streams are also shown on the plan along with survey section lines and section numbers. The plan is drawn at a scale of 1 inch = 1/2 mile. A proposed railroad line is shown in red ink on the plan sheet.