Baltimore & Ohio Railroad, Camden Station, South side of Camden Street...
Unprocessed Field note material exists for this structure: FN-21 Survey number: HAER MD-7
Baltimore & Ohio Railroad, Tray Run Viaduct, Spanning Tray Run, Rowles...
Significance: The original bridge on this site was designed by Albert Fink and utilized his patented truss type. It was replaced by a wrought iron trestle in 1887. This structure was replaced by a masonry arc... More
Baltimore & Ohio Railroad, Tray Run Viaduct, Spanning Tray Run, Rowles...
Significance: The original bridge on this site was designed by Albert Fink and utilized his patented truss type. It was replaced by a wrought iron trestle in 1887. This structure was replaced by a masonry arc... More
Baltimore & Ohio Railroad, Harpers Ferry Station, Potomac Street, Harp...
Significance: The train station at Harpers Ferry provides an excellent opportunity to study the relationship between railroad engineering and railroad economics. Designed by architect E. Francis Baldwin, the s... More
Baltimore & Ohio Railroad, Long Bridge, Keedysville, Washington County...
The B&O Railroad was authorized to abandon the bridge and the portion of the Hagerstown Branch on which the bridge was located in 1978. Significance: This bridge is one of the longest on the Baltimore and Ohio ... More
Baltimore & Ohio Railroad, Camden Station, Warehouse Office Building, ...
Survey number: HABS MD-326-A Public domain photograph of architecture design, diagram, drawing, building plan, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Howard Street Tunnel, 1300 Mount Royal Aven...
Significance: The Baltimore Belt Railroad, chartered in 1888, built the Howard Street Tunnel. The seven-mile-long railroad connected the main branch of the Baltimore and Ohio Railroad that extends westward wit... More
Baltimore & Ohio Railroad, Rail Rolling Mill, Elm Street & Locust Alle...
Significance: With the inexhaustible supply of coal and the eventual juncture of the route to Pittsburgh with the mainline at Cumberland, the B & O though significant economics were available by producing rails... More
Baltimore & Ohio Railroad, Rail Rolling Mill, Elm Street & Locust Alle...
Significance: With the inexhaustible supply of coal and the eventual juncture of the route to Pittsburgh with the mainline at Cumberland, the B & O though significant economics were available by producing rails... More
Baltimore & Ohio Railroad, Fairmont Bridge, Spanning Monongahela River...
Significance: The first all-metal bridge on the Fink plan, its detailing influenced the development of pin-connection in American bridges. Longest iron bridge in the United States in 1852. Survey number: HAER... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Baltimore Skewed Thru-Truss Bridge, Salaman...
Survey number: HAER NY-101 Public domain photograph of train tracks, railroad works, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Baltimore Skewed Thru-Truss Bridge, Salaman...
Survey number: HAER NY-101 Public domain photograph of train tracks, railroad works, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Point of Rocks Station, Near State Route 28...
Significance: The elaborate architecture of the Point of Rocks Railroad Station testifies to the significance of the railroad as the dominant institution in post- Civil War America, especially in small towns. ... More
Baltimore & Ohio Railroad, Point of Rocks Station, Near State Route 28...
Significance: The elaborate architecture of the Point of Rocks Railroad Station testifies to the significance of the railroad as the dominant institution in post- Civil War America, especially in small towns. ... More
Baltimore & Ohio Railroad, Parkersburg Bridge, Ohio River, Parkersburg...
Significance: Completed in 1871, the Parkersburg Bridge was an important early work of Jacob Linville and incorporated several of his patented innovations. The original channel spans (approximately 348 feet) w... More
Baltimore & Ohio Railroad, Parkersburg Bridge, Ohio River, Parkersburg...
Significance: Completed in 1871, the Parkersburg Bridge was an important early work of Jacob Linville and incorporated several of his patented innovations. The original channel spans (approximately 348 feet) w... More
Baltimore & Ohio Railroad, Parkersburg Bridge, Ohio River, Parkersburg...
Significance: Completed in 1871, the Parkersburg Bridge was an important early work of Jacob Linville and incorporated several of his patented innovations. The original channel spans (approximately 348 feet) w... More
Baltimore & Ohio Railroad, Parkersburg Bridge, Ohio River, Parkersburg...
Significance: Completed in 1871, the Parkersburg Bridge was an important early work of Jacob Linville and incorporated several of his patented innovations. The original channel spans (approximately 348 feet) w... More
Baltimore & Ohio Railroad, Locust Point Tobacco Warehouse, Northeast s...
Significance: Possibly, the oldest standing building at Locust Point. Built in 1880, the brick structure has three and one-half stories and measures 317' 4" in length by 80' 6" in width. The warehouse contain... More
Baltimore & Ohio Railroad, Wheeling Freight Station, Fourteenth & Sout...
Significance: Built in 1852, the Wheeling Freight Depot, and the passenger depot which once stood adjacent to it, formed the first terminus of the Baltimore & Ohio Railroad on the Ohio River. Indeed, the B&O w... More
Baltimore & Ohio Railroad, Wheeling Freight Station, Fourteenth & Sout...
Significance: Built in 1852, the Wheeling Freight Depot, and the passenger depot which once stood adjacent to it, formed the first terminus of the Baltimore & Ohio Railroad on the Ohio River. Indeed, the B&O w... More
Baltimore & Ohio Railroad, Wheeling Freight Station, Fourteenth & Sout...
Significance: Built in 1852, the Wheeling Freight Depot, and the passenger depot which once stood adjacent to it, formed the first terminus of the Baltimore & Ohio Railroad on the Ohio River. Indeed, the B&O w... More
Baltimore & Ohio Railroad, Martinsburg West Roundhouse, East End of Ra...
Significance: West Roundhouse is a building in the former engine and machine shops complex erected by the B&O in Martinsburg beginning in 1849. Destroyed by Confederate troops in 1861, the existing shops date ... More
Baltimore & Ohio Railroad, Martinsburg West Roundhouse, East End of Ra...
Significance: West Roundhouse is a building in the former engine and machine shops complex erected by the B&O in Martinsburg beginning in 1849. Destroyed by Confederate troops in 1861, the existing shops date ... More
Baltimore & Ohio Railroad, Tobacco Warehouse, 1000-1001 Fell Street, B...
Significance: The B & O Railroad Tobacco Warehouse was a collection point for southern tidewater tobacco. Before being shipped to European markets, tobacco was graded, sorted and packed into hogshead barrels i... More
Baltimore & Ohio Railroad, Tobacco Warehouse, 1000-1001 Fell Street, B...
Significance: The B & O Railroad Tobacco Warehouse was a collection point for southern tidewater tobacco. Before being shipped to European markets, tobacco was graded, sorted and packed into hogshead barrels i... More
Baltimore & Ohio Railroad, Station & Freight House, 98 Baltimore Road,...
Significance: Located on the Metropolitan Line of the B & O Railroad, the Rockville passenger station has served the area's transportation needs continuously since its openings in 1873. A simple, well executed... More
Baltimore & Ohio Railroad, Station & Freight House, 98 Baltimore Road,...
Significance: Located on the Metropolitan Line of the B & O Railroad, the Rockville passenger station has served the area's transportation needs continuously since its openings in 1873. A simple, well executed... More
Baltimore & Ohio Railroad, Benwood Bridge, Benwood, Marshall County, W...
Survey number: HAER WV-15 Public domain photograph of a viaduct, bridge, arch, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Z Tower, State Route 46, Keyser, Mineral Co...
Survey number: HAER WV-91 Public domain photograph - historical image of Ohio, United States, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Z Tower, State Route 46, Keyser, Mineral Co...
Survey number: HAER WV-91 Public domain photograph of train tracks, railroad works, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Mount Clare Passenger Car Shop, Southwest c...
Significance: A unique structure, the Mount Clare Passenger Car Shop is undoubtedly the largest circular (actually 22-sided polygonal) industrial building in the world. It is commonly misidentified as a "round... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Downtown Salamanca Passenger Station, Salam...
Survey number: HAER NY-99 Public domain photograph - New York City, downtown, United States, free to use, no copyright restrictions image - Picryl description
Overlooking what what were once bustling rail lines of the Baltimore &...
Title, date and keywords based on information provided by the photographer. To the right are the Willard Hotel, built in 1911 by the B&O, and the old B&O terminal. Rail traffic increased as the B&O expanded, re... More
Baltimore & Ohio Railroad, Camden Station, South side of Camden Street...
Unprocessed Field note material exists for this structure: FN-21 Survey number: HAER MD-7
Baltimore & Ohio Railroad, Harpers Ferry Station, Potomac Street, Harp...
Significance: The train station at Harpers Ferry provides an excellent opportunity to study the relationship between railroad engineering and railroad economics. Designed by architect E. Francis Baldwin, the s... More
Baltimore & Ohio Railroad, Parallel Pratt Thru-Truss Bridge, Limestone...
Survey number: HAER NY-44 Public domain photograph - city, downtown, New York, United States, free to use, no copyright restrictions image - Picryl description
Pennsylvania Railroad Improvements, Brick Arch Viaduct, Liberty Street...
Survey number: HAER DE-12-C Building/structure dates: 1902-1908 Initial Construction
Baltimore & Ohio Railroad, Camden Station, Warehouse Office Building, ...
Survey number: HABS MD-326-A Public domain photograph - historical image of Ohio, United States, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Mount Royal Station, Baltimore, Independent...
Significance: When it opened in 1896, the Mount Royal Station was one of the best examples of the harmonious blending of engineering and aesthetic values in an urban environment. Sited at the north end of the ... More
Baltimore & Ohio Railroad, Keyser Machine Shop, State Route 46 Northwe...
Picryl description: Public domain photo of a factory, warehouse, commercial or industrial building, free to use, no copyright restrictions image.
Baltimore & Ohio Railroad, Martinsburg East Roundhouse, East End of Ra...
Significance: East Roundhouse is a building in the former locomotive repair and machine shops erected by the B&O in Martinsburg beginning in 1849. Destroyed by the Confederate troops in 1861, the existing shop... More
Baltimore & Ohio Railroad, Salamanca Repair Shops, Columbia Avenue, Sa...
Survey number: HAER NY-100 Public domain photograph - city, downtown, New York, United States, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Rail Rolling Mill, Elm Street & Locust Alle...
Significance: With the inexhaustible supply of coal and the eventual juncture of the route to Pittsburgh with the mainline at Cumberland, the B & O though significant economics were available by producing rails... More
Baltimore & Ohio Railroad, Fairmont Bridge, Spanning Monongahela River...
Significance: The first all-metal bridge on the Fink plan, its detailing influenced the development of pin-connection in American bridges. Longest iron bridge in the United States in 1852. Survey number: HAER... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Locust Point Transfer Bridges, 1055 Hull St...
Public domain scan of an architecture diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.
Baltimore & Ohio Railroad, Point of Rocks Station, Near State Route 28...
Significance: The elaborate architecture of the Point of Rocks Railroad Station testifies to the significance of the railroad as the dominant institution in post- Civil War America, especially in small towns. ... More
Baltimore & Ohio Railroad, Point of Rocks Station, Near State Route 28...
Significance: The elaborate architecture of the Point of Rocks Railroad Station testifies to the significance of the railroad as the dominant institution in post- Civil War America, especially in small towns. ... More
Baltimore & Ohio Railroad, Bollman Bridge, Spanning Potomac River at H...
Significance: Wendel Bollman's "suspension truss" patented in 1852 was the first iron bridge widely utilized by a railroad. Employing cast iron tension members, it was constructed over virtually every Baltimor... More
Baltimore & Ohio Railroad, Martinsburg West Roundhouse, East End of Ra...
Significance: West Roundhouse is a building in the former engine and machine shops complex erected by the B&O in Martinsburg beginning in 1849. Destroyed by Confederate troops in 1861, the existing shops date ... More
Baltimore & Ohio Railroad, Tobacco Warehouse, 1000-1001 Fell Street, B...
Significance: The B & O Railroad Tobacco Warehouse was a collection point for southern tidewater tobacco. Before being shipped to European markets, tobacco was graded, sorted and packed into hogshead barrels i... More
Baltimore & Ohio Railroad, Tobacco Warehouse, 1000-1001 Fell Street, B...
Significance: The B & O Railroad Tobacco Warehouse was a collection point for southern tidewater tobacco. Before being shipped to European markets, tobacco was graded, sorted and packed into hogshead barrels i... More
Baltimore & Ohio Railroad, Station & Freight House, 98 Baltimore Road,...
Significance: Located on the Metropolitan Line of the B & O Railroad, the Rockville passenger station has served the area's transportation needs continuously since its openings in 1873. A simple, well executed... More
Baltimore & Ohio Railroad, Station & Freight House, 98 Baltimore Road,...
Significance: Located on the Metropolitan Line of the B & O Railroad, the Rockville passenger station has served the area's transportation needs continuously since its openings in 1873. A simple, well executed... More
Baltimore & Ohio Railroad, Station & Freight House, 98 Baltimore Road,...
Significance: Located on the Metropolitan Line of the B & O Railroad, the Rockville passenger station has served the area's transportation needs continuously since its openings in 1873. A simple, well executed... More
Baltimore & Ohio Railroad, Bollman Truss Bridge, Spanning Little Patux...
Significance: The Bollman Truss Bridge at Savage is the last of its type in the United States. The Bollman Truss is usually credited with being the first type of iron truss bridge used in large numbers on an A... More
Baltimore & Ohio Railroad, Benwood Bridge, Benwood, Marshall County, W...
Survey number: HAER WV-15 Public domain photograph - historic landmark, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Z Tower, State Route 46, Keyser, Mineral Co...
Survey number: HAER WV-91 Public domain photograph - historical image of Ohio, United States, free to use, no copyright restrictions image - Picryl description
North Hyndman Bridge, Baltimore & Ohio Railroad spanning Wills Creek, ...
Significance: This bridge was built by the King Bridge Company of Cleveland, Ohio, one of the nation's leading nineteenth-century bridge manufacturing concerns. King Bridge was one of the few large bridge buil... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Baltimore & Ohio Railroad, Queen City Hotel & Station, West Side of Pa...
Significance: The Queen City Hotel was one of five combination station-hotels built by the B & O during the 1870s. It was designed by Thomas N. Heskett of the railroad's road department, was Italianate in styl... More
Transportation. Engines. "MacArthur" engine in service on the Baltimor...
Picryl description: Public domain image of a locomotive, train cars, railroad tracks, railway, 19th-20th century, free to use, no copyright restrictions.
Overlooking what what were once bustling rail lines of the Baltimore &...
Title, date and keywords based on information provided by the photographer. To the right are the Willard Hotel, built in 1911 by the B&O, and the old B&O terminal. Rail traffic increased as the B&O expanded, re... More
Overlooking what what were once bustling rail lines of the Baltimore &...
Title, date and keywords based on information provided by the photographer. To the right are the Willard Hotel, built in 1911 by the B&O, and the old B&O terminal. Rail traffic increased as the B&O expanded, re... More
Baltimore & Ohio Railroad, Camden Station, South side of Camden Street...
Unprocessed Field note material exists for this structure: FN-21 Survey number: HAER MD-7
Baltimore & Ohio Railroad, Camden Station, South side of Camden Street...
Unprocessed Field note material exists for this structure: FN-21 Survey number: HAER MD-7
Baltimore & Ohio Railroad, Harpers Ferry Station, Potomac Street, Harp...
Significance: The train station at Harpers Ferry provides an excellent opportunity to study the relationship between railroad engineering and railroad economics. Designed by architect E. Francis Baldwin, the s... More
Baltimore & Ohio Railroad, Kingwood Tunnel, Tunnelton, Preston County,...
Significance: The Kingwood tunnel was the major tunnel on the B&O mainline between Baltimore and Wheeling. Its construction involved the invention of new tunneling techniques and the use of prefabricated iron ... More
Baltimore & Ohio Railroad, Camden Station, Warehouse Office Building, ...
Survey number: HABS MD-326-A Public domain photograph - historical image of Ohio, United States, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Howard Street Tunnel, 1300 Mount Royal Aven...
Significance: The Baltimore Belt Railroad, chartered in 1888, built the Howard Street Tunnel. The seven-mile-long railroad connected the main branch of the Baltimore and Ohio Railroad that extends westward wit... More
Baltimore & Ohio Railroad, Keyser Machine Shop, State Route 46 Northwe...
Picryl description: Public domain image of an industrial building, warehouse, depot, train station, 19th-20th century, free to use, no copyright restrictions.
Baltimore & Ohio Railroad, Martinsburg East Roundhouse, East End of Ra...
Significance: East Roundhouse is a building in the former locomotive repair and machine shops erected by the B&O in Martinsburg beginning in 1849. Destroyed by the Confederate troops in 1861, the existing shop... More
Baltimore & Ohio Railroad, Ellicott's Mills Station, South Side of Sta...
Unprocessed Field note material exists for this structure: FN-13 Survey number: HAER MD-13
Baltimore & Ohio Railroad, Frederick Station, Southeast Corner of Mark...
Survey number: HAER MD-18 Public domain photograph of attic, house frame, free to use, no copyright restrictions image - Picryl description
Baltimore & Ohio Railroad, Stone Bridges 1 & 2, Between Gassaway & Sut...
Picryl description: Public domain image of an arch bridge, stone architecture, free to use, no copyright restrictions.
Baltimore & Ohio Railroad, Rail Rolling Mill, Elm Street & Locust Alle...
Significance: With the inexhaustible supply of coal and the eventual juncture of the route to Pittsburgh with the mainline at Cumberland, the B & O though significant economics were available by producing rails... More
Baltimore & Ohio Railroad, Rail Rolling Mill, Elm Street & Locust Alle...
Significance: With the inexhaustible supply of coal and the eventual juncture of the route to Pittsburgh with the mainline at Cumberland, the B & O though significant economics were available by producing rails... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Mount Clare Shops, South side of Pratt Stre...
Significance: Mount Clare Shops were the earliest railroad shops in the western hemisphere, if not the world. The B & O had a facility at this site since 1829. At its height, it was the most comprehensive, se... More
Baltimore & Ohio Railroad, Point of Rocks Station, Near State Route 28...
Significance: The elaborate architecture of the Point of Rocks Railroad Station testifies to the significance of the railroad as the dominant institution in post- Civil War America, especially in small towns. ... More
Baltimore & Ohio Railroad, Bollman Bridge, Spanning Potomac River at H...
Significance: Wendel Bollman's "suspension truss" patented in 1852 was the first iron bridge widely utilized by a railroad. Employing cast iron tension members, it was constructed over virtually every Baltimor... More