Cave was experimenter involved roasting iron
sulphate 1910. was put to
work the chemical building. Later worked viscose
film for non-inflammable motion picture film" before leaving Edison’s employ
about 1911.
Employee Records, Laboratory Payroll Time Sheets, Box 73; Historian’s Note 90. left the laboratory suddenly in
November 1910. Otto Grothe. then worked directly for Edison problems nickel plating and
finally worked the project make condensite for disc records.120 Notebook references
indicate Grothe, like Goldstein, worked solutions used electroplating
baths.127
Dr. received week. was hired around
1906, fired 1910, and replaced Ignatius Goldstein." Edison asked for photograph and eventually Paul S.
Laverty moved from Pittsburgh and joined the laboratory staff. Grothe was Edison’s analytical chemist. The
boy was described unusually talented 'things electrical" and came from "a
clear Christian home. Winters TAE, June and July 19, 1909 (in 1909, WOL--Employees).122
122 J.
127 Historian’s Note 90.
125 Employee Records, Laboratory Payroll Time Sheets, Cabinet 50783, Drawer 5.Paul Laverty. June 1909, Edison received letter asking him employ
a young boy, common enough occurrence the West Orange laboratory.
124 Ibid.
126 Historian’s Note 90.129
46
.125 Experimental notebook references indicate was
engaged storage battery work around 1907-1908.123 May
of 1910 appeared the laboratory payrolls experimenter and earned $9
a week.126
Alexander Herbert Cave.
Laverty first worked for Thomas Greenley cellulose films for the motion picture
department.124
Thomas Greenley.
123 Historian’s Notes 68, 90, and which contain recollections Paul Laverty.H.; also J. fancied himself and coming experimenter and used the library
in Building advance his education. Greenley*s name appears laboratory payrolls least as
early February 1906.H. Winters Harry Miller, November 15, 1910 (in 1910, WOL--Employees).
129 See for example notebooks N-07-05-13 and N-07-06-29
