The Johnson-Ericke interview is
credited jointly, because some instances the manuscript does not
indicate which subject answered the question. This series letters and from the
Historical Research Department, which oversaw the care and
preservation the laboratory the 1930s and 1940s. Sources used this report include the
New York Times and the New York Sun. They refer the
operations the department. From the time moved his operations
to West Orange until his death 1931, Edison’s organization was described
repeatedly newspaper and magazine articles.
Ediphone Division Records. Theodore Edison and nearly two dozen former
Edison employees were interviewed the early 1970s for Columbia
University’s Oral History Research Office.
National Phonograph Company Records. The records this
important Edison company have been grouped together. This collection contains assorted
clippings, manuscripts, obituaries, and printed matter and about
various Edison friends, employees, and contemporaries.
Records Historical Research Department,
Thomas Edison, Inc. The tapes have been
transcribed. Aside from reports written
around the opening the laboratory the late 1880s, however, descriptions of
the laboratory buildings general are usually incidental larger story. An
exception the newspaper coverage Edison’s birthday celebration 1889, at
which time his employees refurnished the library honor his birthday.
Newspapers and Magazines
By the time Edison erected his West Orange laboratory 1887, was a
nationally known personality, with news his activities and opinions reported
regularly the national and local presses.
Engineering Department Files. is
arranged alphabetically. one the few divisions which
maintained operations the 1930s and 1940s, the records this
organization are important source information. The interviews provide some valuable details, but are
used with caution this report because possible inaccuracies in
some the subjects’ recollections. They contain
correspondence and interoffice memos, and other corporate records. After the Edison laboratory was
reorganized and the engineering department formed, this
organization kept some its own documents.
Biographical Collection.Oral Histories. The
8
