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Photograph

Narrow Gauge Trestle and Pile Drivers at Prairie du Sac Dam Site

Date: 06 19 1911
Description: Looking west over the Wisconsin River at the unfinished narrow gauge railroad trestle built for construction of the dam. Two pile drivers are seen in the a...
Photograph

Centrifugal Sand Pump at Work at Power Dam

Date: 07 01 1911
Description: A steam-powered centrifugal sand pump at work on the Wisconsin River during the construction of the power dam. Pilings of the coffer dam are visible in the...
Photograph

Destruction of Trestle Works by High Water

Date: 10 07 1911
Description: Workers attempt to secure the trestle against high water on the Wisconsin River during construction of the power dam.
Photograph

Gravel at Prairie du Sac Power Dam

Date: 10 07 1911
Description: Two men in a boat approaching a wooden gravel bin at the construction site. Other men are watching from atop the structure and from the shore.
Photograph

Crew at Power Dam Waiting for Dinner

Date: 05 31 1912
Description: Workmen posing outside the dining hall before dinner.
Photograph

Erecting Draft Tubes in Power House at Coffer Dam

Date: 11 02 1912
Description: Workmen posing during erection of the draft tubes for the power house at the Prairie du Sac dam.
Photograph

Steel Draft Tubes in Power House Coffer Dam

Date: 11 21 1912
Description: Elevated view within the coffer dam showing four steel draft tubes; wooden supports are visible inside one of the tubes.
Photograph

Construction Workers at Dam Construction Site

Date: 1915
Description: Workers posing in a doorway at the Prairie du Sac dam construction site. Two men appear to be working on a gas lamp, while others are holding spools of wir...
Photograph

Construction Workers at Dam Construction Site

Date: 1915
Description: Elevated view of a group of workers posing on the east bank of the Wisconsin River at the power dam construction site. One man is strumming his shovel like...
Photograph

Men Working on Concrete Forms

Date: 1914
Description: A group of workmen posing while working on concrete forms at the Prairie du Sac dam site. Their position high above the water level affords an expansive up...
Photograph

Man Running Machinery

Date: 1915
Description: A worker standing at the controls of a generator, most likely in the temporary power house at the Prairie du Sac dam site. The steam driven generator produ...
Photograph

Crane Hoisting Gravel into Concrete Mixer

Date: 05 31 1912
Description: Workers maneuvering a load of gravel into a concrete mixer at the plant on the east bank of the river. The east abutment is in the foreground, left.

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