Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Military Street Bridge, Spanning Black River at Military Street, Port ...
Significance: The Military Street Bridge is the oldest surviving bascule highway bridge in Michigan and is an excellent example of the underneath counterweight trunnion design developed by Jospeh B. Strauss, an... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More
Norfolk Manufacturing Company Cotton Mill, 90 Milton Street, Dedham, N...
Significance: The 1835 mill is typical in scale of New England fabric production at the time, but is unusual because it was based on Rhode Island stone mills, rather than the more usual brick type found in Mass... More
New York, New Haven & Hartford Railroad, Automatic Signalization Syste...
Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More