Select list of unlocated research books. - Library of Congress. Union Catalog Division (Washington : Union Catalog Division, Library of Congress, 1961)
Description based on: no. 8 (May 1944)
Mode of access: Internet.
Issued by the Division under earlier of variant names: no. 1-7, Union Catalog; 20-23, Union Cataloging Division.
Keywords: Books -- Want lists -- Periodicals