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Division of Work and Industry Lantern Slide Collection
Pittsburgh Consolidation Coal Company photographs and other materials
Invitation of Morse to operation of Electro Magnetic Telegraph. 1838 (copy and negative)
Unidentified glass plate negatives (in sink mats)
Unidentified glass plate negatives (in sink mats), 1926 and undated.
Gilbert Notebook, (negatives)
Western Union after the fire, negatives and news clipping
[Two newspaper articles, one entitled "Twenty Foot Hand for Tower Clock" and the other, "Fall of the Ball of Confuses Cohoes"
Morse Line Eastern, Western & Southern Telegraph [telegram]
[Advertisement of Self Winding Clock Co., Brooklyn, N.Y. : photoprint]
Morse Line Eastern, Western and Southern Telegaph [telegram]
[Clerks and messengers, Raleigh, North Carolina : photoprint]
Multiplex operating department, 60 Hudson St. [photoprint]
[Printer department operators on break, Dallas, Texas [photoprint]
American Telegraph Company Building, 145 Broadway [photoprint]
[Tube Center at Western Union's 60 Hudson Street, New York, New York building, with women employees : black-and-white photoprint.]
[Cable station at Hearts Content, Canada : twenty-eight assorted photonegatives.]
[Morse telegraph set, ca. 1870] [black-and-white photoprint]