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