Whilst researching the marriage of Jane Culshaw to John Tong, I counted the number of Culshaw marriages, registered in Ormskirk, as -
Period Culshaw marriages
1880 - 1889 47
1890 - 1899 34
1900 - 1909 54
1910 - 1919 51
1920 - 1929
1930 - 1939
1940 - 1949