Gatehouse, January 1917.
Figure 149.
Figure 139. Fred Ott’s room, third floor, Building southwest comer, April 1914.
Figure 142. Dynamo room, Building date unknown.
Figure 148.
Figure 141.Figure 138.1890. Charles Dally, third floor, Building looking southwest, February 1913.
Figure 146. Edward Cary, NPS guide and former Edison employee, souvenir stand inside
gatehouse, April 22, 1969.
XV
. Music room, third floor, Building looking west, 1917. Phonograph testing room, third floor, Building northwest corner, 1911-1912.
Figure 151. Ground plan dynamo room, Building 1889. Phonograph speaker experimental room, third floor. Third floor, Building north side, looking east, 1914. Dynamo room, Building ca.
Figure 140. Gatehouse, 1890-1892.
Figure 145.
Figure 143.
Figure 147. Gatehouse, 1902-1903.
Figure 150. Building southeast comer,
September 23, 1911.
Figure 144. Bill Lyman, Photographic service department, third floor, Building looking south,
January 1917
