Description
Published:Vol. 24, no. 1 (Jan. 1947)-v. 56, no. 12 (Dec. 1979)
Item Description:Consists of two parts: Technical, and, News. News have page numbering followed by letter 'A'. Some volumes have both parts bound together.
Physical Description:33 v. : ill., ports. ; 29 cm.
Also available online via the World Wide Web by subscription to ProQuest 5000 International.
Publication Frequency:Monthly
ISSN:0003-021X
0095-9510
0897-8026.
0003-021X.
0897-8026
Finding Aid:Indexes: Vols.CS1-CS7, 1-29(1917-1952); Vols.30-39(1953-1962); Vols.40-44(1963-1967)