This is a photo of Ben Horch standing holding an oboe. Dick Friesen, Peter Dick, Jake Schroeder, Jake Janz (in no order) are sitting at a table. There is a desk with books and a open case in front, and a blackboard on the back wall. See volume 1228, binder 06, pg 182.
Music convention at MBBC. Front row includes P.J. Dick (ON) third from left, Jake Schroeder (SK) sixth from left, Peter Klassen fourth from right, Esther Horch, Ben Horch, Clarence Hiebert.