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.