28) TAE Batchelor, May 1889, 890408, 325.582.S.: American Chemical Society, 1971), pp.
18) Account sheet, Jan 1889, 1889 Phono General; TAE G.17) Tate Wright, Feb 1888, Phono Gen Jan Apr. Toppan Lippincott, Oct 1888, 1888 Phono
General.
31) Caveat for improvements phonographs, July 1890, 1890
Phono, caveats; J. 121-124.C. Hepworth "The Phonograph," The Technical Educator. Sept 1889.A.274.
20) F. The acid the compound reacted with the metal
of the stylus create the oxidization problem referred by
Tate.
25) TAE P. Byron Vanderbilt, Edison the Chemist (Washington,
D.C.
24) List experiments dated Dec 1887, 1887 Phono Gen. 434-5."Cited Hounshell, "From the
American System Mass Production (Baltimore: Johns Hopkins,
1984), 333; London Daily Telegraph.
29) Phonogram. Dyer, May 1889, 890408, pp.W.
26) boom that collapsed," Philadelphia Times.
21) TAE Gouraud, May 1889, 890521, 170.
Notage Mar 1878: .
22) Tate Dyer, Sept 1888, Phono Gen
23) TAE Gouraud, Oct 1888, Phono Gen.
19) Tate Lippincott, Nov 1888, 870621, 394. Jan 1891,
1891 Phono, Talking doll.
27) Louis Glass TAE, July 1910, 1910 Personal friends;
"Mew Model" List, 1888 Phono Gen. Beecher TAE, Nov 1889, Phono General;
Electrical World. 161-162; 880823, Aylsworth*s
notebook.S.
30) Tate, Open Door, pp.
. 12, Dec 1892, p.
1890, 154-156
33) Batchelor Diary, 1337 p.
32) T. Mov 1888, 1888 Phono
Gen. The composition the wax cylinders was based a
mixture stearic acid and its salt, sodium stearate, which is
used soaps. further problem was cracking caused low
temperatures
