Chemistry laboratory, Building looking north, 1910.
Pattern shop, Building looking north, January 1917.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.
Chemistry laboratory, Building looking north, June 1928.
Chemistry laboratory, Building February 24, 1911.
Figure 27.1910.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.
Figure 32.
Pattern shop, Building looking south, ca. Synthetic Resins and their Plastics, Carleton Ellis.
x
.
Figure 26.1890.
Figure 34.
Edison with Charles Schwab entrance Building 1912.
Figure 29.
Figure 40.
Figure 44.
Figure 31.
Figure 43.
Edison Building 1906.
Phenol condenser.
Ore milling equipment, probably the metallurgical laboratory, Building 4.
Edison and assistant Building 1906.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Chemistry laboratory, Building looking north, ca.
Edison Building ca.
Figure 45,
Figure 46.
Figure 39.
Edison his worktable the chemistry laboratory, looking north, Building 2.
Edison's desk chemistry laboratory, Building ca.
Figure 33.
Edison chemistry laboratory, Building ca.
Edison chemistry laboratory, Building May 17, 1919.
Edison Building 1906.
Figure 37.
Figure 41.
Figure 25.1905. 1930.
Figure 30.1910.
Figure 42.
Figure 28.
Chemistry laboratory, Building looking north, September 1915.
Figure 35.
Edison Building looking south, February 1908.
Edison with Francis Arthur Jones Building 1906.
Figure 24.
Chemistry laboratory, Building looking north, July 1954.
Figure 38.
Figure 36.
Figure 47.Figure 23
