Lot of 13 Vtg 1972-75 Audio Digest Medical and 47 similar items

This is for a lot of 13 cassette tapes, all containing medical information, and mostly surgery-related content. These range from 1972 through 1975. Included here are: Vol 19 #13 July 12, 1972 - Critical Care Medicine and Circulatory Shock Vol 19 #18 Sept 20, 1972 - Tumors of the Breast Vol 19 #22 Nov 22, 1972 - The Trauma Patient Vol 19 #23 Dec 6, 1972 - Five Notable Surgical Reports (Spelnectomy, Hemodynamic studies in portal hypertension, Surgical approaches to liver injuries, Internal dilation in fibromuscular diseases of carotid and renal arteries) Vol 20 #2 Jan 31, 1973 - Cancer of the Breast Vol 20 #15 Aug 15, 1973 - Surgery for Duodenal Ulcer Vol 21 #9 May 15, 1974 - Injuries of the Common Bile Duct and Liver Vol 21 #13 July 17, 1974 - Surgical Approaches to Breast Carcinoma Vol 22 #12 June 25, 1975 - Trauma (Thoracic trauma, Abdominal trauma, Injuries of the heart and great vessels, Post-traumatic respiratory insufficiency, Questions and Answers with F. William Blaisdell) Vol 22 #13 July 16, 1975 - More controversies in surgery (Endocrine urgencies, Operation of ulcerative colitis, Management of biliary stricture) Vol 22 #15 Aug 13, 1975 - Troublesome complications following intestinal surgery Vol 22 #17 Sept 10, 1975 - Surgical Approaches to Breast Cancer Vol 22 #19 Oct 15, 1975 - Colon Problems (obstruction, polyps and polyposis) One tape is missing the front and spine labels, but the back label with the content information is still there. Label is lifting on a couple of these. One case won't stay closed (it pops open).