Precision machine shop, second floor, Building north aisle, looking east, April
1914.
Figure 126.
Figure 137. Precision machine shop, second floor Building north aisle, looking west, April
1914. May
1904.
Figure 135.Figure 118.
Figure 121.
Figure 128. Third floor, adjoining Music room, Building south side, looking west, ca.
Figure 122.1904. Precision machine shop, second floor Building north aisle, looking west. Precision machine shop, second floor, Building northwest comer, north aisle,
looking west, April 1914. Edison precision machine shop, second floor, Building looking west, January
1915.1910.
Figure 123.1910. Drafting room/engineering office, second floor, Building looking east, April 1914.
Figure 120. Drafting room/engineering office, second floor, Building looking west, September
1915. Experimental room, probably room second floor, Building after April 1914. Precision machine shop, second floor, Building center aisle, looking east, April
1914. Small cell testing room, third floor, Building north side, looking east, ca.
Figure 133.
Figure 129.
Figure 119.
Figure 130. Precision machine shop, second floor, Building center aisle, looking east, May 2,
1914. Precision machine shop, second floor, Building south side, looking east, April
1914.
Figure 132.1910.
Figure 124.
Figure 134, Small cell testing room, third floor, Building northeast corner, 1910. Music room, third floor, Building looking south, 1904-1905.
Figure 127. Precision machine shop, second floor, Building northwest comer, 1914-1915. Small cell testing room, third floor, Building north side, looking west, ca.
Figure 136. Precision machine shop, second floor, Building looking toward southeast comer,
September 1939.
Figure 131.
xiv
. Charles Dally with X-ray apparatus, experimental room second floor, Building 5,
ca.
Figure 125. Third floor, Building 5
