Libraries & machine-lending agencies are arranged alphabetically by state. Within each state, the regional library appears first, followed by subregional libraries listed alphabetically by city. Each entry includes full address, telephone #, in-WATS #, TDD #, fax #, geographic area serviced, name of librarian, machine agency name, hours of operation, book collection, special collections, assistive devices, special services, & publications. Extensive statistics on readership, circulation, budget, staff, & collections.

Includes, beginning Sept. 15, 1954 (and on the 15th of each month, Sept.-May) a special section: School library journal, ISSN 0000-0035, (called Junior libraries, 1954-May 1961). Also issued separately.