F.26-F.31: 8th Italian National Congress of Chemotherapy held by the Società Italiana di Chemioterapia (Italian Society of Chemotherapy), Sardinia, 8-[?9 or 10] May 1970. Abraham was invited to give the opening lecture in a session on cephalosporins. Includes correspondence regarding arrangements and arising, a 12pp typescript draft of the lecture 'Reflections on the Development of the Cephalosporins', with corrections and revisions, a copy of the typescript of the lecture in Italian, a copy…