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- 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
- 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 6-7-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- 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
- 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
- Description:
- Black and white photographic print mounted on fabric depicting the inside of the cooling end of a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated July 25-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Description:
- Portion of a patent filing mounted on board, for a furnace for decorating ceramic ware, invented by J.A. Jeffery and filed April 18, 1921. Depicted is a numbered diagram. Dated Sept. 25, 1923. Patent number 1,468,947.
- Date Issued:
- 1923-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Description:
- Black and white photographic print depicting the inside of the Dressler Kiln at the Champion Spark Plug Co. Caption on verso reads: Taken by the Carborundum Company 9-20-1921 - Showing interior of Dressler Kiln (The kiln had been in service for seven months - 2-4-1921 to 9-7-1921). This is a detail of the #A mix better showing the condition of the joints and the chambers. These chambers are the twelfth, eleventh and tenth from the damper box, while the chambers shown in the previous photograph are the #B mix, taken further down the kiln towards the exhaust gas end. Compare these photographs with the one taken last November and not the cleanliness of these chambers as compared with those of the previous photograph.
- Date Issued:
- 1921-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated Apr-11th-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- Description:
- Black and white photographic print mounted on fabric depicting a Jeffery Dewitt Kiln under construction at the Champion Porcelain Co. Dated 4-18-1919.
- Date Issued:
- 1919-01-01T00:00:00Z
- Data Provider:
- Detroit Historical Society
- 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