Canal report by James Watt and Robert McKell
1790-1819
1790-1819
1915-09-18
1908-01
1919
1959-04
1980-1984
1980-1984
1993
June 1933
1821-08-31
1917-04-21
1965-02
circa 1965
1987
circa 1987
1924-01
circa 2002
1918
1848
1877
1993
1922
1957
1957
1875
1845
2002
1920- circa 1970
1921
1955
1959
1950
1916
1950
1944-1945
1845
1867
1819
1838
1950
1981-07
1980-12
1842
1858