Edison's desk chemistry laboratory, Building ca. 1930.
Edison metallurgical laboratory, Building later than December 1893,
The "Insomnia Squad" Building 4.
Figure 29.
Edison Building 1906.
Figure 42.
Figure 25.
Edison Building ca.
Chemistry laboratory, Building February 24, 1911.
Figure 35.
Figure 45,
Figure 46.
Chemistry laboratory, Building looking north, July 1954.
Figure 37.
Edison with George Hart chemistry laboratory, Building looking north,
December 1929.1905.
Phenol condenser.
Figure 31.
Figure 41.
x
.
Edison Building 1906.
Figure 43.
Edison with Francis Arthur Jones Building 1906.
Edison chemistry laboratory, Building ca. Synthetic Resins and their Plastics, Carleton Ellis.1910.
Ore milling equipment, probably the metallurgical laboratory, Building 4.
Edison Building looking south, February 1908.
Figure 27.
Edison and assistant Building 1906.
Edison his worktable the chemistry laboratory, looking north, Building 2.1910.
Figure 30.1890.
Pattern shop, Building looking south, ca.
Chemistry laboratory, Building looking north, September 1915.
Edison with Charles Schwab entrance Building 1912.
Edison's table, chemistry laboratory, Building looking north, 1915-1917.
Figure 40.
Figure 47.
Figure 28.
Figure 26.
Figure 32.
Figure 39.
Figure 38.
Edison chemistry laboratory, Building May 17, 1919.
Figure 24.
Figure 34.
Chemistry laboratory, Building looking north, June 1928.
Figure 44.
Figure 36.
Figure 33.
Chemistry laboratory, Building looking north, 1910.
Chemistry laboratory, Building looking north, ca.Figure 23.
Pattern shop, Building looking north, January 1917
