3) TAE Ore Milling Syndicate, Feb 1901, 000608. 30-38
6) Orange Herald.
10) TAE E.
16) Article Munsey's Magazine. July 1901, 100521, p.
15) TAE Review Reviews, Oct 1910, 100829, 277.
435. Lab.
8) TAE note Edison Electric Light Co, July 1887, Conot,
p.
5) Edison’s Menlo Park laboratory described Robert
Friedel and Paul Israel, Edison* Electric Light (New
Brunswick: Rutgers University Press, 1986)pp. TAE Memo, 1888
W.H.
2) TAE Hood Wright, Nov 1887, N871115. 394, 397. 246.0.
14) Draft Agreement with Villard, 1888 W. Nov 1888, 1888 Phono Gen.
4) Batchelor Diary, 1336, Sept 1887, pp. Lab General. 277-278.
7) Bank records Drexel, Morgan, E2530, 182.O.
9) One his first estimates the yearly cost running the
West Orange laboratory was:
1) Interest Investment (opportunity costs an
investment 184,000 5%) $9,200
2) Insurance $1,100
3) Depreciation 9,200
4) Supplies 7,000
5) Labor costs 62,000
This makes total yearly operating costs $88,900. Johnson, undated, 1888 Phono General.
12) Bill Book #3, pp.ENDNOTES FOR CHAPTER TWO
1) Article Munsey’s Magazine. July 1901, Letter Book (LB)
100521, 435. The data available for 1890 shows that the year’s
experimental work was billed about $80,000, showing that
Edison’s estimate operating costs was fairly accurate.
.
11) Insull’s notes Meadowcroft Box, #68.
13) Eaton Lewis Tate, June 1889, Miller file 121. Henceforth letterbooks will cited LB
number then page number
