In 1939 Livingston and Pack,1after a review of nearly a thousand articles dealing with the treatment of cancer of the stomach, assembled for examination reports from all parts of the world of 14,000 cases of cancer of the stomach in which gastrectomy had been performed. They were able to find at that time but 3,000 reported cases in which gastric resection had been performed by American surgeons. Some of the most important questions to which they sought an answer were (1) the applicability of excisional surgery, or the percentage of the total number afflicted with the disease for whom extirpation is feasible; (2) the risks involved in efforts to remove the carcinoma, and (3) the effectiveness of gastrectomy when this can be successfully performed. In an attempt to answer these questions as well as to classify all of our cases of cancer of the stomach in certain definite