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Photograph

Watchmaker Nick Knechtges

Date: 03 06 1931
Description: Nick Knechtges, watchmaker, at his workbench in his home shop.
Photograph

Hoisting Machine Loading Pilings on Barge at Prairie du Sac Dam Site

Date: 03 1911
Description: Workers use a rail car mounted crane to load pilings onto a barge. Bluffs are in the distance.
Photograph

Pulling Steel Sheet Piling at Power Dam

Date: 05 03 1912
Description: Workmen on a barge using a pulley to raise sheet steel pilings which were damaged by high water in October, 1911.
Photograph

Shooting Concrete from Elevated Road at Power Dam

Date: 05 17 1912
Description: Workmen pouring concrete from the elevated railroad into forms below.
Photograph

Northeast View of Interior of Power House Coffer Dam

Date: 09 30 1912
Description: Pile drivers working within the confines of the coffer dam. Men are on the high trestle constructing chutes for pouring concrete.
Photograph

Erecting Gate Guides in Power House at Power Dam

Date: 11 02 1912
Description: Workmen using a crane to erect the gate guides for the power house.
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

Steel Draft Tubes in Power House Coffer Dam at Power Dam

Date: 11 21 1912
Description: Workmen posing on and in front of the steel draft tubes. The gate guides are visible on the right.
Photograph

First Story of Generator Room of Power House at Power Dam

Date: 05 17 1913
Description: Progress on the power house construction, with the east portion of the wall complete, and men working on forms for the rest of the wall.
Photograph

Pen Stock Roof in Power House at Power Dam

Date: 05 28 1913
Description: Workmen on temporary walkways among reinforcing bars on the roof of the power house.
Photograph

Rock Quarry on Blackhawk Bluff

Date: 06 13 1913
Description: Workmen and machinery at the quarry on Blackhawk Bluff. The gravel was used in construction of the power dam.
Photograph

Downstream Side of Power House

Date: 07 29 1913
Description: A view of the power house from the southwest, showing bricklayers and other workers. The narrow gauge railroad is in the foreground.
Photograph

Downsteam Side of Power House at Power Dam

Date: 09 01 1913
Description: Elevated view of the power house from the southwest showing progress of the brickwork. Two railroad cars are standing on the railroad extension. Workers ar...
Photograph

Roof Trusses on Power House

Date: 10 10 1913
Description: Workers posing with roof trusses on the power house, 85 feet above the water level at the Prairie du Sac Dam. Note the brickwork in progress.
Photograph

Field Organization at Power Dam

Date: 02 28 1914
Description: Group portrait of workers assembled with construction materials south of the power dam at Prairie du Sac. Three men in suits are on the right. The smokesta...
Photograph

Office Force and Foremen

Date: 03 12 1914
Description: Office force and foremen posing in front of the south side of the power house at the Prairie du Sac dam.
Photograph

Office Force and Foremen

Date: 03 12 1914
Description: The office force and foremen posing before the south facade of the power house at the Prairie du Sac dam.
Photograph

General View of Power House and Dam

Date: 10 11 1914
Description: Elevated view looking east across the power house, lock, and uncompleted portion of the dam. The concrete plant is seen on the far bank. The rising water o...
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...

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