th At the 6 International Cancer Congress held meantime the new committee has endeavored at Sao Paulo a list of tumors, intended to produce a simple, generally acceptable primarily for the purpose of statistical codi- tumor nomenclature founded on logical prin- fication, was presented and accepted with ciples of pathology. A first draft without pictures was published in slight alterations only. This list had been prepared by the Committee on Tumor Nomen- "ACTA" Vol. XIV No. 3-1958, which is now clature and Statistics, of the International followed by an illustrated edition. We are Union...