Probably 1949.
Standing far left Ian Davis
far right Robbie Hutchison (born Stanley camp)
centre John Fowler
Middle row - 2 from right Muriel Clayton
-3 from right Vera Vargassoff
-5 from right probably Leslie Baker
Front L-R Paul Balaam
Anne Reynolds
?
John Torrance
Sally Tappenden
Geoff Wellstead
Lying down - Helen Mullen