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 against Cancer, under the chairman- greatly indebted to all the authors and publish- ship of Dr. PERRY. It had also served as ers for permission to use their illustrations and a basis for the somewhat simplified code for providing us with the original prints. submitted to WHO, which circulated it Unfortunately it was not possible to obtain as document WHOjHSjCANCj24.1.An al- the original prints for the figures from the Atlas of Tumor Pathology; we therefore had phabetical index to the code, mostly ba- sed on terms in use in the United States, to use the printed illustrations for repro- constitutes part 2 of this document (WHOj duction and are grateful to the Armed Forces Institute of Pathology for permission HSjCAN/C24.2). The preparation of a list of descriptive terms to use them.
