The Polar record.

no.1-8 1931-1934; v.1 (1931-34); no.9-16 1935-1938; v.2 (1935-38); no.17-24 1939-1942; v.3 (1939-42); no.25-32 1943-1946; v.4 (1943-46); no.33-40 1947-1950; v.5 (1947-50); no.41-46 1951-1953; v.6 (1951-53); no.47-51 1954-1955; v.7 (1954-55); no.52-57 1956-1957; v.8 (1956-57); no.58-60 1958; v.9 (1958-59); no.61-69 1959-1961; v.10 (1960-61); no.70-75 1962-1963; v.11 (1962-63); no.76 1964; no.77-81 1964-1965; v.12 (1964-65); v.13:1 1966; v.13 (1966-67); v.13 no.82-87 1966-1967; v.13:2 1967; v.14:1 1968; v.14 (1968-69); v.14 no.88-93 1968-1969; v.14:2 1969; v.15:1 1970; v.15 no.94-96 1970; v.15 (1970-71); v.15:2 1971; v.15 no.97-99 1971; v.16 1972; v.16 no.100-102 1972; v.16 (1972-73); v.16 no.103-105 1973; v.17:1 1974; v.17 no.106-108 1974; v.17 (1974-75); v.17:2 1975; v.17 no.109-111 1975; v.18 (1976-77); v.18 no.112-117 1976-1977; v.19 (1978-79); v.19 no.118-123 1978-1979; v.20 (1980-81); v.22 (1984-85); v.16 suppl. 1973; index v.18-20; index v.12; index v.17