People and train on North Branch Potomac River bridge
1859-06
1859-06
1797
1881
1859
1866-10-20
circa 1880
1798-03-19
circa 1900-1960
1797-07-10
circa 1861-1865
circa 1861-1865
1850
circa 1890s
circa 1804-1806
circa 1796-1798
1994
circa 1839
circa 1883
circa 1949
circa 1884
1950
1814
undated
1806-08-21
circa 1806
circa 1801
circa 1798
circa 1796
1796-06-14
1814-03-28
1912-12-20
1912-12-20
1798
circa 1883
1850-1860
1863
circa 1830
1804
1861-05-04
1861-1864
1816
circa 1925
circa 1801
circa 1796-1798
1830
circa 1910
1811
1834
1881
circa 1960s
1870
circa 1801
circa 1801
1798-05-24
1938-06-05
1875
circa 1910
circa 1910
1944
1913