Key to photograph. Please help identify the unknowns

Back Row: D.Robinson, M.Paisley,unknown, unknown, unknown, unknown 4th Row: unknown, Brenda.?, unknown, unknown, L.Stutter, L.Carr, P.Rogerson 3rd Row: Judith.?, S.Hyde, Joyce.?, unknown, S.Pryor, unknown, Edwina.?, unknown 2nd Row: Julie.?, Caroline.?, unknown, Mrs Slater, unknown, J.Green, M.Tither Front Row: R.Dean, unknown, unknown, J.Cooper