Ellicott’s Upper Mills, on the Patapsco, Maryland
undated
undated
1951
1792
1811
1854
1881
undated
1870s
1796-07-15
1848
1841-10-26
1949
1948
1946
1848
circa 1875-1883
circa 1880
1871
1873-07-25
circa 1870
circa 1890
1948-09
undated
circa 1959
circa 1957-01
circa 1957
circa 1957-01
1948-03
circa 1930
circa 1915
circa 1954
1984
circa 1953-04
1951-02
undated
undated
1959-10
1949-07
1910-09-18
circa 1916
1949-11
1951-02
circa 1952-06
1958-03
1959-03
1909
1951-09
circa 1818-1819
circa 1873
1949-09
1861
1861
circa 1925
circa 1925
circa 1925
circa 1925
1990
circa 1814
1868
1912-12-20