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Cyanotypes (photographic prints)

 Subject
Subject Source: Art & Architecture Thesaurus
Scope Note: Blue-toned photographic prints produced by the blueprint process, not including reproductive prints of architectural or other technical drawings; for these, use "blueprints" or "blueline prints."

Found in 4 Collections and/or Records:

1836 Pennsylvania Railroad passenger car photograph

 Collection
Identifier: 1969-006
Abstract: Founded in 1846, Pennsylvania Railroad Company (PRR) was a leading industrial and transportation force throughout the nineteenth and twentieth centuries. This collection features a cyanotype and a photographic copy print of an image depicting the first passenger car created for PRR, most likely taken in 1893 in relation to Chicago World's Columbian Exposition.
Dates: circa 1893

Locomotive Coaling Stations, Link-Belt Co. booklet of cyanotype photographs

 Collection
Identifier: 1982-301
Abstract: The Link-Belt Company was founded by William Dana Ewart (1851-1908), who had invented the detachable link-belt in 1874. The flexible metal belt provided a superior system of power transmission and was first used widely in farm machinery. This item is a booklet of cyanotype photographs of locomotive coaling stations designed, erected, and equipped by the Link-Belt Engineering Company.
Dates: circa 1894

Louis E. and Max Levy photograph album

 Collection
Identifier: 1976-252
Abstract: The brothers Louis Edward Levy (1846-1919) and Max Levy (1857-1926) founded a photoengraving business in Baltimore in 1875. In 1877 they moved to Philadelphia and reorganized the firm as the Levytype Company. Here they introduced their invention (jointly patented on January 4, 1875) of a new photochemical engraving process, which they called "Levy-type". This album contains personal cyanotype photographs of their homes, travels, friends and family.
Dates: circa 1886-1893

Maryland Steel Co. photograph album

 Collection
Identifier: 2008-224
Abstract: Maryland Steel Company was a steel-works and shipyard operated from 1891 until 1916, when Bethlehem Steel acquired the Pennsylvania Steel Company and its subsidiary, Maryland Steel. This collection consists of 3 albums containing 204 cyanotype photographs taken at the Maryland Steel Company's steel plant and shipyard between 1890 and 1894. The photographs show steel buildings, steel workers, shipyard buildings, ship construction, tugs and steamships.
Dates: 1890-1894