large model nickel
flake separator was installed 1911. 5511A, not reproduced this report. This was Edison’s personal
table and the one which remains the laboratory today (figure 39).354
Photographs taken Building indicate that small table was placed the
north end table between 1915 and 1917 (figure 35). The large arc lamps
hanging over the center aisle were removed and replaced with twin rows of
incandescent lamps glass shades (figure 37).361
The storage battery project also brought large machines into Building for
development and testing.355 Mills
and crushers were used break down the specimens.352 Around 1908, apparatus distill water
was erected the west side the building the front door.363
351 William Meadowcroft TAE, August and September, 1911 (in 1911, WOL-Meadowcroft’s
Reports).383/7, neg. The disc press and phenol
production machines were removed sometime the 1920s. 10. stood near table 10,
and chair and wastepaper bin stood beside it.devices coat both cylinders and discs with varnish lacquers, such air
brushes and revolving barrel with air and steam pipes attached.
355 Conot, Streak ofLuck, 434.1, "New Water Still for Chemical Room/May 21, 08"
3M See also photograph no.
During this period, new equipment may have been brought extract rubber
substitutes from plants--the last major experimental campaign undertaken the
chemical laboratory.
352 Ibid.
It not known where the job crushing and testing these specimens was carried
out.
Building Period III: 1915-1931
The interior fabric this building remained unchanged during this period but
there were many changes the furnishings. Edison’s instructions his
assistants the rubber experiments mention several types mills and describe
104
. no. more than likely that the large drums used the
electroplating nickel were first set this laboratory. Specimens plants from all over the United States were
sent the West Orange laboratory. was said that the room used for these experiments was called "the hay
fever room" the laboratory staff, such was the number plants it.
3M Shop Order 2011, Notebook N-99-06-24
