Figure 43.
Edison with Francis Arthur Jones Building 1906.
Chemistry laboratory, Building looking north, ca.
Figure 34.
Ore milling equipment, probably the metallurgical laboratory, Building 4.
Chemistry laboratory, Building looking north, June 1928.
Figure 30.
Chemistry laboratory, Building looking north, July 1954.
Figure 29.
x
.
Figure 25.
Figure 42.1910.
Figure 41.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.
Edison's desk chemistry laboratory, Building ca.
Edison chemistry laboratory, Building ca.1890. 1930.
Figure 31.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Edison and assistant Building 1906.
Edison with Charles Schwab entrance Building 1912.
Figure 36. Synthetic Resins and their Plastics, Carleton Ellis.1910.
Edison Building 1906.
Edison Building ca.
Figure 32.
Pattern shop, Building looking south, ca.
Chemistry laboratory, Building looking north, 1910.
Figure 33.
Edison Building looking south, February 1908.
Figure 44.
Figure 39.
Figure 24.
Figure 35.
Edison his worktable the chemistry laboratory, looking north, Building 2.
Chemistry laboratory, Building looking north, September 1915.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.
Figure 47.
Edison chemistry laboratory, Building May 17, 1919.
Figure 27.Figure 23.
Figure 45,
Figure 46.
Figure 40.
Phenol condenser.
Figure 37.
Pattern shop, Building looking north, January 1917.1905.
Edison Building 1906.
Chemistry laboratory, Building February 24, 1911.
Figure 38.
Figure 26.
Figure 28
