25931 records — Page 1436 of 2594
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Creators:
Tyrrell, Henry Grattan, 1867-1948
History of Technology, Division of, NMAH, SI
Tyrrell, Mary Maude Knox
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
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Dates:
1886-1941
Size:
2.3 Cubic feet (11 boxes, 1 oversize folder)
Collection ID:
NMAH.AC.0948
Repository:
Archives Center, National Museum of American History

Manuscripts, correspondence, business records, newspaper clippings and scrapbooks documenting the career of Henry Grattan Tyrrell, an early-twentieth-century civil engineer and bridge builder who was also a prolific self-published author of hundreds of journal articles and several books. Subjects include aesthetic bridge design, history of bridges, design of movable bridges, and the economical design of factories, shops, and mill buildings.

Found In
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Dates:
1912
Level:
file
Collection ID:
NMAH.AC.0958
Repository:
Archives Center, National Museum of American History
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Creators:
Carbondale Machine Company.
Hendricks Manufacturing Company.
Hiller, Nicholai H., 1868-1963
Hiller, Paul W.
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Dates:
1890-1937
Size:
3 Cubic feet (9 boxes; 1 oversize folder)
Collection ID:
NMAH.AC.1105
Repository:
Archives Center, National Museum of American History

The collection documents Nicholai H. Hiller's career as a mechanical engineer for Carbondale Machine Company and Hendricks Manufctauring Company. The materials include patents, lecture notes, design drawings, instruction manuals, trade literature, notebooks and card files on various refrigeration subjects. Additionally, there are eleven bound vol...

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Creators:
Work and Industry, Division of, NMAH, SI
Calumet and Hecla Mining Company.
Leavitt, Erasmus D., 1836-1916
Mechanical and Civil Engineering, Division of [former name], NMAH, SI.
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Dates:
1871-1917
Size:
20.4 Cubic feet (3 boxes, 82 folders)
Collection ID:
NMAH.AC.0966
Repository:
Archives Center, National Museum of American History

Tracings on linen of steam engines of all types, pumping, histing, air compressing, mining, material handling, power transmission, mine structures, mining machinery, and buildings by Erasmus D. Leavitt, Jr. for Calumet Heclas, Inc. of Calumet, Michigan.

Found In
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Dates:
1880
Level:
file
Collection ID:
NMAH.AC.1086
Repository:
Archives Center, National Museum of American History
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Dates:
1928-1929
1911-1917
1907
1895-1901
1931-1941
Level:
series
Collection ID:
NMAH.AC.0948
Repository:
Archives Center, National Museum of American History

This is a series of correspondence, both addressed to Tyrrell from various contacts, as well as copies of letters he sent himself. Most of the correspondence is related to his engineering design and consulting work, such as his three-year relationship with and eventual termination from the Boston Bridge Company, and several design proposals submitt...

25931 records — Page 1436 of 2594