Description
Published:Vol. 24, no. 1 (Jan 1947-v. 52, no. 5 (May 1975)
Physical Description:29 v. : ill. ; 20-25 cm.
Publication Frequency:Monthly (Sept.-May, with Nov./Dec. issue combined), <1974>-May 1975
ISSN:0013-5968
0888-1030
0360-9170
Finding Aid:Annotated index: 1924-1967. (Includes index to the journal under its earlier title.) 1 v.