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Creators:
Pennsylvania Railroad.
History of Technology, Division of, NMAH, SI
Work and Industry, Division of, NMAH, SI
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
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Dates:
ca. 1903-1910.
Size:
3.6 Cubic feet (14 boxes)
On paper and glass, silver gelatin.
Collection ID:
NMAH.AC.1048
Repository:
Archives Center, National Museum of American History

Glass plate negatives and stereographs relating to the construction of Penn Station and the Pennsylvania Railroad's work in New York City, including the Station foundations and the East and Hudson River tunnels.

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Creators:
Main, Charles T., Inc.
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Work and Industry, Division of, NMAH, SI
Dates:
1910-1953
bulk 1910
Size:
0.3 Cubic feet (2 boxes)
Collection ID:
NMAH.AC.1053
Repository:
Archives Center, National Museum of American History

Collection contains photographs of factories, mills, and other projects undertaken by Charles T. Main Inc

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Creators:
Work and Industry, Division of, NMAH, SI
Dates:
undated
Size:
0.3 Cubic feet (1 box)
Collection ID:
NMAH.AC.1055
Repository:
Archives Center, National Museum of American History

Postcards depicting lighthouses in the United States and Canada.

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Creators:
Work and Industry, Division of, NMAH, SI
Waddington's Antique Auction House (Toronto, Ontario, Canada).
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Dates:
1912
Size:
0.15 Cubic feet (1 box)
Collection ID:
NMAH.AC.1031
Repository:
Archives Center, National Museum of American History

A photograph album documenting an irrigation project on the Snake River in Arizona, precise location unknown. The images depict a dam, construction camp, excavation, ferries, cranes, pumping stations, canals and personnel.

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Creators:
Work and Industry, Division of, NMAH, SI
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Woodard, Silas H., 1870-1961
Dates:
1899-1932
Size:
1 Cubic foot (3 boxes, 3 map-folders)
Collection ID:
NMAH.AC.1038
Repository:
Archives Center, National Museum of American History

The papers of Silas H. Woodard include the Isthmian Canal Commission Report containing text, maps, profiles, and plates, 1899-1901; photograph albums on the East River Tunnel, 1904-1908; reports on the regulation of the levels of the Great Lakes, 1910-1914; and reports dealing with the development of hydroelectric power on the St. Lawrence River, 1...

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Creators:
Davis, Henry
Klepetko, Frank, 1856-1925
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Work and Industry, Division of, NMAH, SI
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Dates:
circa 1880
Size:
0.33 Cubic feet (1 box)
Collection ID:
NMAH.AC.1042
Repository:
Archives Center, National Museum of American History

Album of cyanotype photographs of mills, mines and mining equipment, and the shipping of iron ore, mostly in Michigan.

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Creators:
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Nickerson and Collins Co.
Work and Industry, Division of, NMAH, SI
Dates:
1888-1928
Size:
1 Cubic foot (2 boxes)
Collection ID:
NMAH.AC.1044
Repository:
Archives Center, National Museum of American History

Photographs of refrigeration equipment manufactured by Nickerson and Collins. Companies represented include: American Butt Copany, Hygiene Ice Company, Hygenic Ice and Cold Storage Company, Boston Terminal Refrigerating Company, Dixie Ice and Cold Storage Company, National Poultry and Egg Company, Alpine Ice Company, Standard Ice Manufctauring Comp...

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Creators:
Krainik Gallery (Falls Church, Va.)
Work and Industry, Division of, NMAH, SI
Engineering and Industry, Division of, NMAH, SI.
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
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Dates:
1886-1887
Size:
0.3 Cubic feet (1 box)
2 Albums
Collection ID:
NMAH.AC.1023
Repository:
Archives Center, National Museum of American History

Two photograph albums containing photographs of railroad bridge construction in Minnesota , on the St. Croix River, the Clearwater River, and the Soo River. The photographs, most of which are captioned and dated, include images of such things as cutting, filling, bridges and piers, camps, and surveying. A few images of towns and people are included...

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Creators:
Work and Industry, Division of, NMAH, SI
Pennsylvania Steel Company.
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
Dates:
1905-1914
Size:
0.15 Cubic feet (1 box)
1 Album
Collection ID:
NMAH.AC.1024
Repository:
Archives Center, National Museum of American History

An album of railroad construction photographs documenting numerous unidentified, projects.

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Creators:
Work and Industry, Division of, NMAH, SI
Dates:
1922-1926.
Size:
0.3 Cubic feet (1 box)
Collection ID:
NMAH.AC.1029
Repository:
Archives Center, National Museum of American History

Sixty-six pages from a photograph album compiled by an anonymous photographer, documenting the Philadelphia-Camden or Delaware River Bridge, now called the Benjamin Franklin Bridge.