Figure 150. Ground plan dynamo room, Building 1889.Figure 138.
Figure 144. Building southeast comer,
September 23, 1911.
Figure 141. Charles Dally, third floor, Building looking southwest, February 1913.
Figure 149.
XV
. Edward Cary, NPS guide and former Edison employee, souvenir stand inside
gatehouse, April 22, 1969.
Figure 146. Bill Lyman, Photographic service department, third floor, Building looking south,
January 1917.
Figure 142. Phonograph testing room, third floor, Building northwest corner, 1911-1912.
Figure 143.
Figure 145. Phonograph speaker experimental room, third floor.
Figure 140.
Figure 147.
Figure 139. Dynamo room, Building date unknown.
Figure 148. Fred Ott’s room, third floor, Building southwest comer, April 1914. Dynamo room, Building ca. Music room, third floor, Building looking west, 1917.1890. Gatehouse, 1890-1892. Gatehouse, 1902-1903. Gatehouse, January 1917.
Figure 151. Third floor, Building north side, looking east, 1914
