in your search for the primary chemical literature.. ..
the CHEMICAL ABSTRACTS SERVICE SOURCE INDEX can give you a new perspective . . . from which to locate needed chemical literature. The SOURCE INDEX tells you immediately which of 397 libraries located in 28 countries has the document you need and how to go about obtaining it. Over 20,000 primary source publications covering some 4,000,000 papers of chemical and chemical engineering significance are listed in this convenient, comprehensive, easy-to-read reference. The SOURCE INDEX also includes English translations of titles . . . ASTM Coden for each title . . . ANSI title abbreviations . . . library identification by National Union Catalog (NUC) symbols . . . two lists of the 1,000 journals most frequently cited in CHEMICAL ABSTRACTS . . . a directory of publishers and sales agents... and a special section covering patent journals and specifications . . . and more. And to keep you up to date, the SOURCE INDEX QUARTERLY, the companion service to the original publication, provides a quarterly supplement that, since 1970, has published new bibliographic references and library holdings data and significant changes to previously published information. You too can sharpen your perspective. Contact our Marketing Department and we'll show you how. Identification codes for CAS SOURCE INDEX are: ASTM Coden — CASSI; ISBN — 8412-0000-9; LCCN - 73-101083.
CHEMICAL ABSTRACTS SERVICE MARKETING DEPARTMENT 13F-K THE OHIO STATE UNIVERSITY C O L U M B U S , OHIO 4 3 2 1 0 a division of The American Chemical Society
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C&EN June 18, 1973
