[Mixed publications] "Cogs and Spindles; the workforce of PPA, a pre-school self-help organisation", Maude Henderson, 1978 PPA year of the child badge PPA Handibooks 1984-5, 1985-6, 1986-7 "Never forget the children" 1981, compendium of funny things children had said "Playgroups in an industrial city", by E.Rae Paul. Study of the Glasgow PPA branch, date uncertain but covers history of PPA in Glasgow c1965-c1970 "From school to playgroup", Cleveland County Pre-school Playgroups Association. Advice booklet for those wishing to involve teenage volunteers in playgroups "Our voluntary contribution" Lady Plowden, Maude Henderson, John Watson. Speeches from the 15th annual conference of the Pre-school Playgroups Association, Warwick University, April 9-11, 1976 "Play group as enrichment for the under-fives" Penelope Leach, Medical Research Unit for the Study of Child Development "Playgroups in Education and the Social Services,1972 "PPA- which way next? A basis for discussion" W.D. Wall, 1970 "The importance of Playgroups in Education and the Social Services" report of the 1972 conference for Local Authorities "A lifetime of living and learning" by Jessie Vaughn 1970-1987