32a German-born British biochemist who was a co-recipient of the 1945 Nobel Prize in Physiology or Medicine with Howard Florey and Alexander Fleming for work on penicillin [5]
31d To fish with a line and hook [5]
39d A type of navigational handbook for use when travelling at sea [5]
57d "I am a ---- of Very Little Brain and long words bother me" Winnie-the-Pooh, A.A. Milne [4]