First concrete bridge built by the State, Hummelstown, Pennsylvania, circa 1907-1914. Postcard number: 29003
Rockville Bridge, the longest stone bridge in the world, crossing the Susquehanna River, Harrisburg,...
Feeder Bridge, Lake Hopatcong, New Jersey, circa 1907-1914. Postcard number: 11930
Camel Back Bridge crossing the Susquehanna River, Harrisburg, Pennsylvania, circa 1907-1914. Postcar...
Berwick-Nesopeck Steel Bridge, 1260 Feet Long, Berwick, Pennsylvania, circa 1907-1914. Postcard numb...
Rockville Bridge crossing the Susquehanna River, Harrisburg, Pennsylvania, circa 1907-1914. Postcard...
Pensylvania Railroad Bridge, New Brunswick, New Jersey, circa 1907-1914. Postcard number: 200919
Stondts Ferry Bridge over the Schuylkill River, Reading, Pennsylvania, circa 1907-1914. Postcard num...
Stone Bridge crossing Maidencreek, Berkley, Reading, Pennsylvania, circa 1907-1914. Postcard number:...
Chasm Bridge, Passaic Falls, Paterson, New Jersey, circa 1901-1906. Postmark date: May 3, 1906; Post...
Rockville Bridge, the longest stone bridge in the world at the time of its construction, over the Su...
Illustrated postcard of Pennsylvania Rail Road Bridge over Raritan River with a postmark date of Jan...
Five Mile Tree Bridge, Switchback Railway, Mauch Chunk, Pennsylvania, circa 1901-1907. Postcard numb...
Pennsylvania Railroad Bridge, Pottsville, Pennsylvania, circa 1907-1914. Postcard number: E 5952
The New P.B. and W. Bridge in Havre de Grace, Maryland, circa 1901-1907. Postmark: July 18, 1907. Po...
Rockville Bridge crossing the Susquehanna, Harrisburg, Pennsylvania, circa 1907-1908. Postmark date:...
Rockville Bridge, the longest stone bridge in the world, crossing the Susquehanna River, Harrisburg,...
Feeder Bridge, Lake Hopatcong, New Jersey, circa 1907-1914. Postcard number: 11930
Camel Back Bridge crossing the Susquehanna River, Harrisburg, Pennsylvania, circa 1907-1914. Postcar...
Berwick-Nesopeck Steel Bridge, 1260 Feet Long, Berwick, Pennsylvania, circa 1907-1914. Postcard numb...
Rockville Bridge crossing the Susquehanna River, Harrisburg, Pennsylvania, circa 1907-1914. Postcard...
Pensylvania Railroad Bridge, New Brunswick, New Jersey, circa 1907-1914. Postcard number: 200919
Stondts Ferry Bridge over the Schuylkill River, Reading, Pennsylvania, circa 1907-1914. Postcard num...
Stone Bridge crossing Maidencreek, Berkley, Reading, Pennsylvania, circa 1907-1914. Postcard number:...
Chasm Bridge, Passaic Falls, Paterson, New Jersey, circa 1901-1906. Postmark date: May 3, 1906; Post...
Rockville Bridge, the longest stone bridge in the world at the time of its construction, over the Su...
Illustrated postcard of Pennsylvania Rail Road Bridge over Raritan River with a postmark date of Jan...
Five Mile Tree Bridge, Switchback Railway, Mauch Chunk, Pennsylvania, circa 1901-1907. Postcard numb...
Pennsylvania Railroad Bridge, Pottsville, Pennsylvania, circa 1907-1914. Postcard number: E 5952
The New P.B. and W. Bridge in Havre de Grace, Maryland, circa 1901-1907. Postmark: July 18, 1907. Po...
Rockville Bridge crossing the Susquehanna, Harrisburg, Pennsylvania, circa 1907-1908. Postmark date:...
Rockville Bridge, the longest stone bridge in the world, crossing the Susquehanna River, Harrisburg,...
Feeder Bridge, Lake Hopatcong, New Jersey, circa 1907-1914. Postcard number: 11930
Camel Back Bridge crossing the Susquehanna River, Harrisburg, Pennsylvania, circa 1907-1914. Postcar...