Letter from E J H Corner, Botany School, Cambridge to George Hemmen, Royal Society Has a meeting at 3pm on the 20th March, can he come by that morning about 10:15am? Dr George Salt has had to withdraw [from the second North Borneo Expedition] and Corner is looking for a subsitute. Adds a PS, if Hemmen cannot meet on the 20th, asks that he select a day the following week. 9 March 1963