Microdoc.

v.1:3-4; v.1-4 1962-1965; v.1:no.2-v.4:no.1 (1962-65); v.5-8; v.5-7 1966-1968; v.7-8 1968-69; v.8 1969; v.9-12; v.9 1970; v.5-10 (1966-71); v.10 1971; v.11 1972; v.9-12 1970-1973; v.11-12 1972-1973; v.13-14; v.13 1974; v.11-14 (1972-75); v.13-15 1974-1976; v.15-16; v.15 1976; v.13-16 1974-1977; v.16 1977; v.17-18; v.17 1978; v.15-18 (1976-79); v.18 1979; v.19-20; v.19 1980; v.17-20 1978-1981; v.20,no.1-3 1981; index; index v.5-8