Of the following:
-Selection of programmes and syllabi of the MYD Easter and Summer Schools 1949-64
-Family Holiday Conferences 1968
-Conferences for Sunday School workers 1970-75
-Holidays for underprivileged children at Bramhope in Yorkshire 1973
-Questionnaires returned by local organisers of holidays for underprivileged children 1980
-Detailed personal descriptions of the characters and backgrounds of children from Bradford attending holidays for the underprivileged 1972