organization. Ediphone minutes, experimental lists,
accounts.
27) Buyers Guide, Warsaw collection .
35) Durand Constable and Edison, Aug 1918, Phono
Ediphone.
24) Durand Gilmore, Mar 1907, Phono l. This was the cost of
one experimenter, half time for assistant Works engineer,
and skilled mechanic.in 1920.
28) Charles Edison Division Managers, Sept 1917, TAE Inc.
29) Rational Ediphone Sales Conference, Jan 1925, D7
Phonograph. Mar 1925,
1925 Radio.L.
26) Ediphone Competition Bulletin, #179, April 1931.
30) 78, Ediphone Business, May 1918, TAE Inc.
23) 1909, Phono Edison Business Phonograph.P. Meikle, Twentieth Century Limited Industrial Design in
America 1925-1939 (Philadelphia: Temple 1979), 82.a.
34) Ediphone Buyers Guide, Warsaw collection.a.
.
25) Dyer Durand, April 1910, Phono, ph.
31) Experimental costs the Ediphone rose from around $9,000
p.XI
22) Miller reminiscences, lew York Public ledger.
36) J. 1913/1914 $15,000 p.
32) Durand Edison, Jan 1918, Phono Ediphone.
33) Memo Constable, Development Work for Ediphone, lov
1919, Phono. Commercial
dept
