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