"Passport to knowledge."; "Library of Congress."; "Library of Congress."; "Library resources--Washington (D. C.)", "Libraries--Washington (D. C.)"; "Library of Congress."; "undated"; "

Pamphlet. Barcode number on cover: LC10AA09XNO.

"; ""; "P19213"; "pec"; "Library resources--Washington (D. C.)", "Library of Congress.", "Libraries--Washington (D. C.)"; "14256"; .