Scope and Contents 'Oslo Conference 1962.' File includes:Correspondence between Helen Megaw and Olav Christie concerning H M's travel arrangements and the papers to be delivered by her (H M gave a paper on 'Order & Disorder in Felspars'; she also gave a paper with P H Ribbe on 'The Structure of 'transitional' anorthite. A Comparison with primitive anorthite');programme of lectures for the conference, held at the Advanced Study Institute of Feldspar, Oslo June 1962;diagrams for H M's conference...