The National Glass Budget Records (NGB) are comprised of materials which were used to publish and operate the magazine. Series I includes mailing lists of glass companies and NGB subscribers worldwide from the 1970s, publication layout drafts with annotations on size and content of published material, financial records, and business correspondence. Series II consists of copies of government reports on the American and foreign glass industries. Series III contains photographs of glass industry businessmen who were featured in the NGB throughout the twentieth century, as well as advertisement, machinery, and plant sites. Series IV includes assorted publications and advertising brochures from glass companies as well as other industry publications, and several editions of the NGB from the 1970s. Series V contains issues of the Glass Factory Directory, a booklet listing the glass manufacturing factories in the United States and Canada, which was published annually by the NGB. The bulk of the directories run from the 1920s through 1990. Finally, Series VI contains glass industry and other related trade books that were donated with the collection.