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- Description:
- Black and white photographic print mounted on fabric depicting a Dressler kiln control panel in the operator room at the Champion Spark Plug Co. Caption on verso reads: Taken for Dressler Co. March 1921.
- Date Issued:
- 1921-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated Nov-18-1921
- Date Issued:
- 1921-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print depicting equipment in the product testing laboratory at the Champion Spark Plug Co. Caption on verso reads, "Product Testing Laboratory. From left to right are shown an impact testing machine from completely assembled spark plugs, an intermittent heat shock testing device, a modified Olsen tensile strength machine, the electric furnace and recorders for determining the temperature-electrical resistivity curve for assembled spark plugs, and a falling-weight impact tester for cores."
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the cooling end of a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated May 25th 1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the cooling end a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 5-9-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the cooling end of a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 3-28-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print depicting a room of women operating turning machines at the Champion Spark Plug Co.
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the inside of a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co., looking toward the head end. Dated July 7th 1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the inside of a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated July 18 1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 4-25-1919
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. In the background are workers. Dated 4-18-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the cooling end a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated June 23rd 1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting equipment in the Electrical Laboratory at the Champion Spark Plug Co.
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 4-25-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting women performing final decorating in Dept. 8 at the Champion Spark Plug Co.
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print depicting women performing final decorating in Dept. 8 at the Champion Spark Plug Co.
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 3-28-1921
- Date Issued:
- 1921-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the preheat end a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated May 25th 1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print mounted on fabric depicting the Raw Material Testing Laboratory at the Champion Spark Plug Co. Caption on verso reads, "The Raw Material Testing Laboratory where the raw materials are tested before being released for production."
- Date Issued:
- 1922-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Collection:
- Champion Spark Plug Co.
- Description:
- Black and white photographic print on fabric backing depicting a Flexume Sign Co. drug store sign with utility lines in the background.
- Data Provider:
- Detroit Historical Society
- Collection:
- Business/Stores/Retail