Notes:
The copyright date for this issue listed in the Catalog of Copyright Entries, Third Series, Vol. 10, Part 2, No. 2, Periodicals, July-Dec. 1956 is incorrectly recorded as "23 Sep". The registration number for this issue is B603477. The correct date of May 23, 1956 is recorded in the December 31, 1984 copyright renewal, under registration number RE225556.