13 records — Page 2 of 2
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Creators:
United Telegraph Workers.
Western Union Telegraph Company
Dates:
circa 1820-1995
Size:
452 Cubic feet (871 boxes and 23 map folders)
Collection ID:
NMAH.AC.0205
Repository:
Archives Center, National Museum of American History

The collection documents in photographs, scrapbooks, notebooks, correspondence, stock ledgers, annual reports, and financial records, the evolution of the telegraph, the development of the Western Union Telegraph Company, and the beginning of the communications revolution. The collection materials describe both the history of the company and of the telegraph industry in general, particularly its importance to the development of the technology in the nineteenth and twentieth centuries. The collection is useful for researchers interested in the development of technology, economic history, and the impact of technology on American social and cultural life.

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Creators:
Hammer, William J. (William Joseph), 1858-1934 (electrical engineer)
Dates:
circa 1847-1989
Size:
36 Cubic feet (124 boxes, 3 map-folders)
Collection ID:
NMAH.AC.0069
Repository:
Archives Center, National Museum of American History

Original documents and papers generated by William J. Hammer and by various companies and individuals with whom he was associated. Includes material related to the research and inventions of Edison, Bell, Tesla, the Curies, etc.

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Creators:
Warshaw, Isadore, 1900-1969
Dates:
1850-1970
Size:
3.86 Cubic feet (consisting of 3 boxes, 1 folder, 1 oversize folder, 3 map folders, 6 flat boxes (4 full, 2 partial), plus digital images of some collection material.)
Collection ID:
NMAH.AC.0060.S01.01.Architecture
Repository:
Archives Center, National Museum of American History

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Architecture forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana

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13 records — Page 2 of 2