http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
43 volumes : illustrations, some color ; 28 cm.
Description based on: Volume 16, number 4 (Apr. 1977); title from cover.
Nos. for Dec. called Directory of suppliers, <1977>-1990; Buyers guide, 1991-
Errors in volume numbering: v. 31, no. 6 (June 1992)-v. 32, no. 7 (July 1993) incorrectly called v. 30, no. 6-v. 31, no. 7.