Nobel Jubilee - Nobel Neuroscience Symposium, Karolinska Institutet, Stockholm Katz gave a lecture titled 'Looking back at the Neuromuscular Junction'. Two colour photographs of Katz giving a speech, correspondence with Karolinska Institutet symposium organisers re invitation, arrangements and programmes. Also hotel bills and receipts, further correspondence with organisers re travel expenses and air fares. 1991-1992