Figure 33.
Chemistry laboratory, Building looking north, September 1915.
Figure 44.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.
Figure 24.
Edison with Charles Schwab entrance Building 1912.
Figure 41.
Figure 43. 1930.
Edison chemistry laboratory, Building May 17, 1919.
Edison's desk chemistry laboratory, Building ca.
Figure 28.
Figure 37.1910.
Edison chemistry laboratory, Building ca.1910.
Ore milling equipment, probably the metallurgical laboratory, Building 4.
Figure 45,
Figure 46.1890.
Edison Building 1906.
Chemistry laboratory, Building looking north, July 1954.1905.
Figure 42.Figure 23.
Figure 34.
Pattern shop, Building looking south, ca.
Figure 38.
Edison with Francis Arthur Jones Building 1906.
Figure 40.
Figure 32.
Edison Building looking south, February 1908. Synthetic Resins and their Plastics, Carleton Ellis.
Figure 36.
Chemistry laboratory, Building looking north, June 1928.
Figure 47.
Edison Building ca.
Chemistry laboratory, Building looking north, 1910.
Figure 25.
Figure 35.
Figure 29.
Figure 39.
Pattern shop, Building looking north, January 1917.
Edison and assistant Building 1906.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Chemistry laboratory, Building looking north, ca.
Figure 30.
Figure 27.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.
Figure 26.
Figure 31.
Chemistry laboratory, Building February 24, 1911.
Phenol condenser.
Edison Building 1906.
Edison his worktable the chemistry laboratory, looking north, Building 2.
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