Figure 47.
Figure 26.
Figure 29.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.1910.1910.
Figure 45,
Figure 46.
Chemistry laboratory, Building looking north, 1910.
Edison his worktable the chemistry laboratory, looking north, Building 2.
Edison Building 1906.
Edison chemistry laboratory, Building ca.1905.
Chemistry laboratory, Building looking north, ca.
Figure 41.
Figure 35.
Figure 32.
Figure 33.
Figure 36.
x
.
Edison Building looking south, February 1908.
Figure 40.
Edison with Charles Schwab entrance Building 1912.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Phenol condenser.
Figure 30.
Figure 42.
Figure 39.
Chemistry laboratory, Building February 24, 1911. Synthetic Resins and their Plastics, Carleton Ellis.
Figure 44.
Chemistry laboratory, Building looking north, June 1928.
Figure 37.
Edison Building ca.
Edison's desk chemistry laboratory, Building ca.
Edison and assistant Building 1906.Figure 23.
Figure 28.
Edison Building 1906.
Figure 43.
Figure 27.
Chemistry laboratory, Building looking north, September 1915.
Pattern shop, Building looking north, January 1917.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.
Ore milling equipment, probably the metallurgical laboratory, Building 4. 1930.
Figure 24.
Edison with Francis Arthur Jones Building 1906.
Figure 34.
Edison chemistry laboratory, Building May 17, 1919.
Chemistry laboratory, Building looking north, July 1954.1890.
Figure 25.
Figure 31.
Pattern shop, Building looking south, ca.
Figure 38
