Union artillery emplacements on Federal Hill
circa 1865
circa 1865
1904-02
1904-02
1862
circa 1844-1850
circa 1862
circa 1880
circa 1875
circa 1900
1948-03
circa 1940
1804
circa 1915
circa 1803
1802
circa 1853
circa 1925
circa 1900-1960
circa 1875-1883
circa 1805
circa 1800-1820
1834
circa 1930
1851
circa 1925
circa 1925
circa 1948
circa 1948
circa 1948
circa 1875
circa 1860-1912
circa 1915
circa 1945-1962
undated
1906
1752
1811
1796
1812
1791
1848
1798-1810
circa mid 19th century
circa 1951-02
1951-02
circa 1844-1850
circa 1844-1850
circa 1844-1850
circa 1934-1940
1769
circa 1873
1894
1912-12-13
circa 1860
circa 1835
circa 1915
circa 1915
circa 1915
1806-10-15
circa 1949-05