Issued to provide a ready reference file of the Wartime Report numbers and also the corresponding code numbers of the original documents. A chronological list of original advance publications, showing the corresponding Wartime Report Number.

This comprehensive yet concise annual annotated reference source catalogs the important series, periodicals and reference tools published by U.S. government agencies. Over the years, the index section of the Guide to U.S. Government Publications has expanded to more than 40,000 entries. Agencies and titles are indexed, followed by a keyword title index for quick and easy referencing. No other single resource provides historical and current information on U.S. government publications in one place.