1905.
Figure 24.
Figure 45,
Figure 46.
Figure 44.
Edison Building 1906.
Edison and assistant Building 1906.
Figure 33.
x
.
Figure 31.
Figure 30.
Chemistry laboratory, Building looking north, September 1915.
Figure 29.
Pattern shop, Building looking south, ca.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.
Figure 35.
Edison Building ca.
Edison with Charles Schwab entrance Building 1912.
Edison Building 1906.
Chemistry laboratory, Building looking north, 1910.
Figure 43.
Figure 34.
Chemistry laboratory, Building looking north, June 1928.
Edison with Francis Arthur Jones Building 1906.
Chemistry laboratory, Building looking north, July 1954.
Figure 37.
Ore milling equipment, probably the metallurgical laboratory, Building 4.
Edison chemistry laboratory, Building ca.
Chemistry laboratory, Building looking north, ca.
Figure 39.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Phenol condenser.1910.
Edison Building looking south, February 1908. 1930.
Figure 25.
Figure 32.1910.
Figure 38.Figure 23.
Chemistry laboratory, Building February 24, 1911.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.
Figure 41.
Edison chemistry laboratory, Building May 17, 1919. Synthetic Resins and their Plastics, Carleton Ellis.
Edison his worktable the chemistry laboratory, looking north, Building 2.
Figure 36.
Figure 28.
Figure 27.
Pattern shop, Building looking north, January 1917.
Figure 40.
Figure 47.1890.
Figure 26.
Figure 42.
Edison's desk chemistry laboratory, Building ca
