Lithograph

1968.123.012Archive

St. Mary's Falls Canal,
The Valves and Valve Engines.
The Accumulator.

Lithograph

1968.123.011Archive

St. Mary's Falls Canal,
The Accumulator Pumps

Lithograph

1968.123.010Archive

St. Mary's Falls Canal,
Turbine Casing and Gearing

Lithograph

1968.123.009Archive

St. Mary's Falls Canal,
The South Leaf of the Upper Guard Gate.
The Gate Engines.

Lithograph

1968.123.008Archive

St. Mary's Falls Canal,
South Leaf of the Lower Lock Gate

Lithograph

1968.123.007Archive

St. Mary's Falls Canal,
General Plan of Operating Machinery

Lithograph

1968.123.006Archive

St. Mary's Falls Canal,
The New Lock (1870-1881)

Lithograph

1968.123.005Archive

St. Mary's Falls Canal,
The Old Locks (1853-1855)

Lithograph

1968.123.004Archive

St. Mary's Falls Canal

Photocopy

1950.164.028Archive

Plan of Private Claims in Michigan Territory,
As Surveyed by Aaron Greeley, D. Surveyor, in 1810

Print, Photographic

2012.022.446Photo

Print, Photographic

2012.022.444Photo