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Photograph

Wisconsin State Capitol Interior - Treasurer's Office Detail

Date: 
Description: Detail of photograph of the office of the state treasurer, enlarged to show a typical lighting fixture from the third Wisconsin State Capitol. As originall...
Drawing

Dash Coil with Switch

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Drawing

Thordarson's Multiple Lighting Transformer

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Drawing

Lamp or Exploring Coil

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Drawing

Rhumkorff Coils

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Drawing

High Voltage Test Transformers

Date: 
Description: Rendering of a Thordarson Electical Manufacturing Company product. Chester Thordarson was a Chicago inventor and manufacturer of electical apparatus, famo...
Photograph

Hand Winding at Thordarson Electrical Manufacturing

Date: 
Description: Workers hand wind filament on transformers at Thordarson Electical Manufacturing Company. Chester Thordarson was a Chicago inventor and manufacturer of el...
Photograph

Shipping Room at Thordarson Electrical Manufacturing

Date: 
Description: Workers get transformers ready for distribution in the shipping department at Thordarson Electical Manufacturing Company. Chester Thordarson was a Chicago...
Photograph

Core Iron Press Room

Date: 
Description: Speed presses stamp out core laminations for transformers at Thordarson Electical Manufacturing Company. Chester Thordarson was a Chicago inventor and man...
Photograph

Sheet Metal Press Room

Date: 
Description: The general press room is where sheet metal is made into housing for transformers, and fibre and bakelite insulators are formed at Thordarson Electical Man...
Photograph

1,000,000 Volt Coil

Date: 
Description: Workers construct a 1,000,000 volt coil at Thordarson Electical Manufacturing Company.
Photograph

Fluoroscope 

Date: 
Description: The shoe fitting fluoroscope was a common fixture in shoe stores during the 1930s, 1940s and 1950s. A typical unit, like the machine shown here, consisted ...
Photograph

Fluoroscope

Date: 
Description: The shoe fitting fluoroscope was a common fixture in shoe stores during the 1930s, 1940s and 1950s. A typical unit, like the machine shown here, consisted ...
Photograph

Fluoroscope

Date: 
Description: The shoe fitting fluoroscope was a common fixture in shoe stores during the 1930s, 1940s and 1950s. A typical unit, like the machine shown here, consisted ...
Photograph

Fluoroscope

Date: 
Description: The shoe fitting fluoroscope was a common fixture in shoe stores during the 1930s, 1940s and 1950s. A typical unit, like the machine shown here, consisted ...
Photograph

Rexair Company Employees

Date: 11 25 1947
Description: Group portrait of Rexair (vacuum cleaner) Company male and female employees in the Pompeii Room of the Loraine Hotel, with a live turkey and a poster that ...
Photograph

Fluoroscope

Date: 
Description: The shoe fitting fluoroscope was a common fixture in shoe stores during the 1930s, 1940s and 1950s. A typical unit, like the machine shown here, consisted ...
Photograph

Washing Machine Mechanic

Date: 12 20 1944
Description: A mechanic in the service department of Hefty Sales Corporation is preparing to do a complete overhaul of a washing machine.
Photograph

Black River Falls Powerhouse

Date: 1910
Description: Man in the interior of the Black River Falls powerhouse.
Print

First Ultrafax Transmission

Date: 10 21 1948
Description: A man and a woman stand by an Ultrafax machine as the first-ever transmission is received.

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