New serial titles /
Joint Committee on the Union List of Serials.
Library of Congress.
Library of Congress.Serial Record Division.
Library of Congress.Cataloging Distribution Service.
Washington : Library of Congress,
1953-
A union list of serials commencing publication after Dec. 31, 1949.
A cumulation, 1950-70 (4 v.) published by the R. R. Bowker Co., in 1973.
Not distributed to depository libraries.
Description based on: Jan.-Mar. 1979.
Issues for 1955 called 1st ser.; 1956-60, 2nd ser.; 1961- 3rd ser.
A union list of serials commencing publication after Dec. 31, 1949.
Vols. for  prepared by: Serial Record Division, Library of Congress.
Vols. for  issued by: Cataloging Distribution Service, Library of Congress.
Supplement to: Union list of serials in libraries of the United States and Canada, 3rd ed.
Periodicals
Serial titles newly received