Correspondence on Growth Hormones Correspondence relating to the purchase of pituitary growth hormones for use in a clinical trial involving Down's syndrome patients. Letters from: The Armour Laboratories (2), 1953. Benda, Clemens, E, 1953. Bound, John Pascoe, 1956. Fraser, Mark Stewart to S D Lawler (3), 1953. Lawler, Sylvia Dorothy to M S Fraser (2), 1953. Ottaway, J H (2) and a memorandum, 1953-1954. Penrose, Lionel Sharples (carbon copies to various people), 1953-1957. Taylor, Moore (7), 1953. 1953-1957