Browse Items (166 total)
Sort by:
Gen. James A. Garfield
digital photo of James A. Garfield from the original negative
Hubert Work's grave
Hubert Work's grave at Arlington National Cemetery
Bessemer Converter
Photograph of a Bessemer converter
Ore Yard
The ore yard of an unidentified steel mill, potentially Carnegie's Duquesne plant
Industrial map of New York City : showing manufacturing industries, concentration, distribution, character / prepared by the Industrial Bureau of the Merchants' Association of New York.
Includes inset continuation map of Richmond and lists of manufacturing lines in New York City and the 5 boroughs.
1 map : col., mounted on linen 88 x 90 cm.
1 map : col., mounted on linen 88 x 90 cm.
Alexander Graham Bell Experimental Telephone
Alexander Graham Bell demonstrated several experimental telephones at the Philadelphia Centennial Exposition in 1876. This unit features a single electro-magnet and could be used both as transmitter and receiver. Bell approached the problem of…
Street Arabs in Sleeping Quarters
3 boys sleeping on a metal grate in an alleyway