People and train on North Branch Potomac River bridge
1859-06
1859-06
1875
1873
1917-05-14
1980-03-08
1942-12-20
circa 1904-1930
1845
1880-09-12
1915-12-10
circa 1904
1835-1846
1871
circa 1820
circa 1943
1624
1814-09
1878
circa 1920s
1797
circa 1797-1798
1943
circa 1929
1949-05
1949-05
2000
circa 1940-1943
1854
1833-10-19
1883-09
1829-05-15
1804
1904-06-14
undated
undated
1977-08-04
1976-06-25
1905-04-19
1976-07-16
1976-01-12
circa 1900
circa 1862
circa 1935-05
circa 1900
1948-03
1948-03
1897
1897
circa 1880
circa 1880
1895
1888
1888
1888
1889-08
1888-10
1888
1888
1888
1888