 The western end of the existing Block B Dutch-gable roof was cut back, and the dividing wall was restumped and flat-sheeted to match the new interior.The 1952 additions cost £1,895.In 1953 Block D was extended to the east with the addition of two square highset Boulton & Paul classrooms, with a large bank of awning windows on the south side, a verandah on the north side; and a square library underneath.