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Photograph

Experimental F-22 Tractor

Date: 02 11 1938
Description: Engineering photograph of an experimental Farmall tractor with special fender attachment. The tractor was designated model "F-22". Three-quarter view towar...
Photograph

Experimental F-15 Tractor

Date: 01 24 1938
Description: Engineering photograph of an experimental Farmall tractor designated as model "F-15". Right side view.
Photograph

Experimental Six Wheel Drive Tractor

Date: 12 01 1937
Description: Engineering photograph of an experimental McCormick-Deering six wheel drive tractor with pneumatic tires. Three-quarter view towards front right.
Photograph

Experimental F-22 Tractor

Date: 07 29 1937
Description: Engineering photograph of an experimental Farmall tractor designated as model "F-22". Three-quarter view towards front right.
Photograph

Experimental F-22 Tractor

Date: 05 19 1937
Description: Engineering photograph of an experimental Farmall tractor designated as model "F-22".
Photograph

Experimental F-22 Tractor

Date: 10 21 1936
Description: Engineering photograph of an experimental Farmall tractor designated as model "F-22". Three-quarter view towards front right.
Photograph

Experimental Six Wheel Drive Tractor

Date: 11 21 1935
Description: Engineering photograph of an experimental McCormick-Deering six wheel drive tractor with a six cylinder engine. Three-quarter view towards front left.
Photograph

Experimental I-12 Tractor

Date: 11 19 1934
Description: Engineering photograph of an experimental McCormick-Deering I-12 tractor with demountable type rear rims. Right side view.
Photograph

Experimental I-20 Tractor

Date: 09 19 1930
Description: Engineering photograph of an experimental Increased Power Model 10-20 industrial tractor. Right side view.
Photograph

Experimental Military Tractor

Date: 1936
Description: Engineering photograph of an experimental McCormick-Deering tractor with wheel covers. The tractor was apparently designed for use by the U.S. military. Th...
Photograph

Experimental Slonniger "Tructor"

Date: 06 30 1930
Description: Engineering photograph of an experimental tractor or "shop mule" identified as a "Slonniger tructor." Right side view.
Photograph

Experimental Farmall Tractor

Date: 05 03 1930
Description: Engineering photograph of an experimental, redesigned Farmall tractor with 4 1/4" x 5" engine. Left side view.
Photograph

Experimental 10-20 Tractor

Date: 02 13 1930
Description: Engineering photograph of an experimental 10-20 tractor with electric power take-off. Right side view.
Photograph

Experimental Farmall Tractor with Bosch Lighting

Date: 04 11 1928
Description: Engineering photograph of an experimental Farmall tractor with "new Bosch (no battery) lighting system." Right side view.
Photograph

Experimental McCormick-Deering Tractor

Date: 
Description: Engineering photograph of an experimental McCormick-Deering industrial winch tractor. Right side view.
Photograph

Experimental McCormick-Deering Orchard Tractor

Date: 04 14 1925
Description: Engineering photograph of an experimental McCormick-Deering tractor with fenders apparently designed for use in orchards or groves. Left side view.
Photograph

Taste Test at Oscar Mayer

Date: 10 16 1945
Description: Slightly elevated view of men and women sitting around a table, sampling slices of Oscar Mayer meat products in the Oscar Mayer laboratory. A women in a lo...
Photograph

Test Kitchen and Laboratory

Date: 10 16 1945
Description: Slightly elevated view of five women workers in an Oscar Mayer Company test kitchen and laboratory. A low wall is separating two women working at desks on ...
Photograph

Testing Milking Machines

Date: 11 10 1937
Description: Three male workers testing the "Clean Easy Milker" milking machines at the Ben H. Anderson Mfg. Company, 3220 Atwood Avenue.
Photograph

Wisconsin Dairy & Food Division Laboratory

Date: 06 23 1936
Description: Slightly elevated view of the Wisconsin Department of Agriculture and Markets, Dairy and Food Division chemical laboratory, at 1 West Wilson Street.

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