Third floor, Building north side, looking east, 1914. Gatehouse, 1890-1892.
Figure 145.Figure 138.
Figure 142. Fred Ott’s room, third floor, Building southwest comer, April 1914. Gatehouse, 1902-1903.
Figure 150. Edward Cary, NPS guide and former Edison employee, souvenir stand inside
gatehouse, April 22, 1969. Dynamo room, Building date unknown. Music room, third floor, Building looking west, 1917.
Figure 148. Building southeast comer,
September 23, 1911. Ground plan dynamo room, Building 1889.
Figure 139.
Figure 143.
Figure 141.
Figure 146. Gatehouse, January 1917. Charles Dally, third floor, Building looking southwest, February 1913.
Figure 149.
Figure 147. Dynamo room, Building ca.1890.
Figure 151. Bill Lyman, Photographic service department, third floor, Building looking south,
January 1917. Phonograph testing room, third floor, Building northwest corner, 1911-1912. Phonograph speaker experimental room, third floor.
Figure 144.
XV
.
Figure 140
