Drafts and typescripts of lectures and seminars principally on genetic diseases presented at various establishments and societies including: Stanford, Westminster School, The Harvey Society, University of Cambridge and Harrow. Also contains related correspondence and administrative papers. Seminar and lecture titles include: ‘Science and society in the 18th century and in the future’, A.A.A.S Symposium (1975); ‘Social concern and biological advances’, A.A.A.S (1976); ‘HLA: A Super Supergene’, New York Harvey Lecture (1976).