Schuylkill River
circa 1799
circa 1799
1799-08-31
circa 1796-1798
1992-1993
1992-1993
circa 1852
undated
circa 1853
undated
undated
undated
undated
undated
circa 1840
1829
1846-09-12
1814
circa 1814
circa 1822
1812-02-12
undated
undated
circa 1850
circa 1936
circa 1890
circa 1890
circa 1785-1858
circa 1812
1814
1814
circa 1812
circa 1860-1890
1813-08-19
1842
1976
circa 1820-1830
1782
1812
circa 1830
1817
circa 1860
circa 1925
circa 1925
circa 1820
circa 1800-1820
circa 1820
circa 1820-1830
1853
circa 1818
circa 1820
1818
1822-02-09
circa 1830
circa 1830
1821
1902
1880-10
1789
circa 1800-1820
circa 19th century