MSA SC 6351-1-1
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1982-1983
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Paper
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Contact the Department of Special Collections for location.
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Description
Folder containing information, notes, copy of drawing of the "Plan View- Bollman Truss Over Little Patuxent River at Savage, Maryland"
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MSA SC 6351-1-2
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Photograph
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Contact the Department of Special Collections for location.
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Description
Black & white photo (8x10") of B&O crossing of Patapsco at Ilchester, Maryland (built 1869, Bollman Truss)- does not exist any longer.
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MSA SC 6351-1-3
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Photograph
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Contact the Department of Special Collections for location.
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Description
2 black & white photos (8x10") examples of Bollman Truss B&O Railroad bridges.
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MSA SC 6351-1-4
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1967-1970
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Paper
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Contact the Department of Special Collections for location.
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Description
Printed copy of article titled- "Some Centennial Speculations on the History and Original Appearance of the Last Bollman Truss" by Robert M. Vogel (Division of Mechanical and Civil Engineering U.S. National Museum)
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MSA SC 6351-1-5
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1965
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Paper
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Contact the Department of Special Collections for location.
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Description
Printed copy of article titled- "The Engineering Contributions of Wendel Bollman" by Robert M. Vogel. Smithsonian Institution, Washington DC. 1964.
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MSA SC 6351-1-6
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1983/07
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Photographs
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Contact the Department of Special Collections for location.
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Description
Two groups of colored photos (3x5", some with notations on reverse) of Bollman Truss Bridge, Savage, Maryland July 1983.
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MSA SC 6351-1-7
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1978/07
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5 x5") of Roddy Rd. Covered Bridge, Frederick County, Maryland.
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MSA SC 6351-1-8
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1978-1980
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5") of Vinegar Hill Rd. Truss Bridge repairs, Baltimore County, Maryland. 1978-1980.
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MSA SC 6351-1-9
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1982/09
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5", notations on reverse)) of 29th Street Viaduct, Baltimore, Maryland. September 1982.
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MSA SC 6351-1-10
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1978/07
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5", notations on reverse) of Utica Rd. Covered Bridge, Frederick County, Maryland. July 1978.
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MSA SC 6351-1-11
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1978/07
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5", notations on reverse) of Loys Station Covered Bridge, Frederick County, Maryland. July 1978.
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MSA SC 6351-1-12
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1980-1989
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5") of Bollman Truss Bridge, Savage, Maryland
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MSA SC 6351-1-13
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1970-1979
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (3.5x5") of Casselman River Bridge (built in 1813-1814) Garrett County, Maryland. 1970's rehabilitation.
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MSA SC 6351-1-14
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1970-1989
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of black & white photos (8x10", notations on reverse) of Casselman River Bridge, Garrett County, Maryland. 1970-1980's. ; Group of black & white photo reproductions (3x5") of early bridge construction (1813-1814).
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MSA SC 6351-1-15
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1970-1989
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Photographs
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Contact the Department of Special Collections for location.
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Description
Group of colored photos (8x10") of Casselman River Bridge, Garrett County, Maryland. 1970-1980
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