Canal report by James Watt and Robert McKell
1790-1819
1790-1819
1915-09-18
1908-01
1919
1980-1984
1959-04
1980-1984
June 1933
1821-08-31
1993
1917-04-21
1965-02
circa 1965
circa 1987
1987
1924-01
1918
1950
1848
circa 2002
1877
1920- circa 1970
1875
1993
1957
2002
1944-1945
1922
1957
1916
1865
1845
1921
1856
1960
1950
1955
1959
1950
1858
1842
1960-1969
1845
1867