Ridgway Potteries Limited
1955 - 1964
1955 - 1964
1958 - 1983
1979 - 2003
1955 - 1989
1958 - 1978
1978 - 2011
1966 - 1996
1961 - 1996
1957 - 1965
1968 - 1979
1967 - 1963
1964 - 1996
1968 - 2021
1976 - 1995
1968 - 2019
1962 - 1933
1960 - 1969
1965 - 2012
1956 - 1980
1967 - 1992
1955 - 1986
1958 - 1991
1979 - 1998
1958 - 1970
1978 - 1999
1971 - 1982
1970 - 1975
1961 - 1995
1956 - 1983
1963 - 1991
1961 - 2001
1978 - 1984
1978 - 2003
1960 - 1977
1962 - 1996
1962 - 2000
1967 - 1974
1961 - 1995
1956 - 2019
1968 - 1986
1963 - 2009
1968 - 2000
1968 - 1986
1967 - 1992
1972 - 1984
1965 - 1980
1962 - 1978
1962 - 1987
1965 - 1989
1965 - 2012