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