Loftus Senior School 1947ish?

We have a little puzzle for you all, can you fill in the names of this school photograph and assist with the year?
Back row: Mr Norminton, ??, ??, ??, ??, ??, ??, Don Bowers, ??, ??, ??, Mrs Best.
Third row: ??, ??, ??, ??, Brenda Lightfoot, Ann Edwards, ??, ??, ??, ??, Clarence White.
Second row: ??, ??, ??, Claire Boothby, ??, ??, Enid Hill, ??, Nancy Peart, Elaine Kilvington, Mary Cole.
Front row (on floor): Colin Atkinson, ??, ??.

Ray Brown queries: “I think the lady who you say is Mavis Hall could actually be Mrs. Best, she taught my mother at Loftus in the early to mid 30s. – what does others think?”

Image courtesy of Brenda Lightfoot, also thanks to Ray Brown and Derick Pearson for the updates.