3 these rooms are assigned the third
floor, but contemporary source located them the second floor. 1886, Bell and Tainter demonstrated talking
machine using wax cylinders. The commercial promotion invention was an
important element the business innovation.
The high ceiling and large open spaces made this floor suitable for function that
Edison had considered when planned the laboratory-an exhibition hall show
off his latest inventions.48 possible this demonstration took place the third floor. Within the
westernmost room (also known the music room), Edison established recording
studio shown figure 132.
48 Charles Batchelor diary, catalog 1337, November 11,1887, 27.3.46
48 Dickson and Dickson, The Life and Inventions Thomas Alva Edison, 295.
It appears that the third floor was divided two floor-to-ceiling partitions which
ran north south and divided this floor into three large spaces.
Building Third Floor
This floor remained empty when work began the laboratory November 1887. Edison knew that had move quickly recover
the lead this race develop commercial technology sound recording. Experiments improved commercial talking machine required
such areas, would the future development motion pictures. was expert manipulating the press provide
free advertising for his work.
24
. Edison wanted bring the
products his laboratory the public’s attention and also needed attract
capital from financiers.47
The most pressing job for Edison his new West Orange laboratory was make
up the ground lost Charles Sumner Tainter and Chichester Bell improving
the tin foil phonograph 1877. The enclosed area, whose exact purpose unknown,
abutted the south wall, Lakeside Avenue.
Although many details Building remained unfinished, Edison exhibited new
model phonograph members the National Academy Sciences November
11.
Work motion pictures did not commence until 1888 after the main laboratory
building was completed. Edison’s sketches
for the new laboratory included projection room for lantern slides, but there is
no evidence the finished laboratory included special room for that purpose.
Exhibition and demonstration space was important Edison the new
laboratory. The windows behind and the right
of the piano player overlooked Main Street.
47 Drawing Notebook N-87-00-00.one sketch done Notebook N-87-00-00
