Scope and Contents The material is composed of manuscript and typescript letters and notes, testimonials, press-cuttings, printed material from scientific institutions, journal off-prints. There are lecture notes, letters relating to Durham University and Edinburgh University, and notes on the US Salt Conference, America 1952. One box is entirely devoted to evaporates. The box-file contains books and a thesis. The thesis is entitledThe petrology of the Belhelvie district in Aberdeenshireand dated October 1941,...