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