http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Beginning with volume 55, number 5, Jan. 29, 1972, issues are alternately titled; Saturday review of the arts, Saturday review of the society (varies), Saturday review of education, and Saturday review of the sciences (varies).
Split into four parts with Jan. 1973: Saturday review of the arts, ISSN 0091-8563; Saturday review of education, ISSN 0091-8555; Saturday review of the sciences, ISSN 0091-8547; Saturday review of the society, ISSN 0091-8571.