|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1957/1958: 1(1-4), 1959: 2(1-4), 1960: 3(1-4), 1961: 4(1-4), 1962: 5(1-4), 1963: 6(1-4), 1964: 7(1-4), 1965: 8(1-6), 1966: 9(1-6), 1967: 10(1-6), 1967: 11(1-6), 1968: 12(1-5), 1968: 13(1-6), 1969: 14(1-6), 1969: 15(1-6), 1970: 16(1-5), 1970: 17(1-5), 1971: 18(1-5), 1971: 19(1-5), 1972: 20(1-5), 1972: 21(1-5), 1973: 22(1-5), 1973: 23(1-5), 1974: 24(1-4), 1974: 25(1-4), 1974: 26(1-4), 1975: 27(1-4), 1975: 28(1-4), 1975: 29(1-4), 1976: 30(1-4), 1976: 31(1-4), 1976: 32(1-4), 1977: 33(1-4), 1977: 34(1-4), 1977: 35(1-4), 1978: 36(1-3), 1978: 37(1-3), 1978: 38(1-3), 1978: 39(1-3), 1979: 40(1-3), 1979: 41(1-3), 1979: 42(1-3), 1979: 43(1-3), 1980: 44(1-3), 1980: 45(1-3), 1980: 46(1-3), 1980: 47(1-3), 1981: 48(1-3), 1981: 49(1-3), 1981: 50(1-3), 1981: 51(1-3), 1982: 52(1-3), 1982: 53(1-3), 1982: 54(1-3), 1982: 55(1-3), 1983: 56(1-3), 1983: 57(1-3), 1983: 58(1-3), 1983: 59(1-3), 1984: 60(1-3), 1984: 61(1-3), 1984: 62(1-3), 1984: 63(1-3), 1985: 64(1-3), 1985: 65(1-3), 1985: 66(1-3), 1985: 67(1-3), 1986: 68(1-3), 1986: 69(1-3), 1986: 70(1-3), 1986: 71(1-3)
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1, 2-3, 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1-2, 3, 4, 5-6); 12 (, 1 to 5); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 5); 17 (, 1 to 5); 18 (, 1 to 5); 19 (, 1 to 5); 20 (, 1 to 5); 21 (, 1 to 5); 22 (, 1 to 5); 23 (, 1 to 5); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 4); 32 (, 1 to 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1 to 3); 37 (, 1 to 3); 38 (, 1 to 3); 39 (, 1 to 3); 40 (, 1 to 3); 41 (, 1 to 3); 42 (, 1 to 3); 43 (, 1 to 3); 44 (, 1 to 3); 45 (, 1 to 3); 46 (, 1 to 3); 47 (, 1 to 3); 48 (, 1 to 3); 49 (, 1 to 3); 50 (, 1 to 3); 51 (, 1 to 3); 52 (, 1 to 3); 53 (, 1-2, 3); 54 (, 1-2, 3); 55 (, 1-3); 56 (, 1-2, 3); 57 (, 1, 2-3); 58 (, 1-3); 59 (, 1-3); 60 (, 1-3); 61 (, 1 to 3); 62 (, 1, 2-3); 63 (, 1-2, 3); 64 (, 1-3); 65 (, 1, 2-3); 66 (, 1-2, 3); 67 (, 1-3); 68 (, 1-3); 69 (, 1-3); 70 (, 1, 2-3); 71 (, 1-2, 3); 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 71
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 1 (1-4); 2 (1-4); 3 (1-4); 4 (1, 2-3, 4); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-6); 9 (1-6); 10 (1-6); 11 (1-2, 3, 4, 5-6); 12 (1-5); 13 (2-6); 14 (1-6); 15 (1-6); 16 (1-5); 17 (1-5); 18 (1-5); 19 (1-5); 20 (1-5); 21 (1-5); 22 (1-5); 23 (1-5); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1-4); 31 (1-4); 32 (1-4); 33 (1-4); 34 (1-4); 35 (1-4); 36 (1-3); 37 (1-3); 38 (1-3); 39 (1-3); 40 (1-3); 41 (1-3); 42 (1-3); 43 (1-3); 44 (1-3); 45 (1-3); 46 (1-3); 47 (1-3); 48 (1-3); 49 (1-3); 50 (1-3); 51 (1-3); 52 (1-3); 53 (1-2, 3); 54 (1-2, 3); 55 (1-3); 56 (3); 57 (1, 2-3); 58 (1-3); 59; 60; 61 (2, 3); 62 (1, 2-3); 63 (1-2, 3); 64 (1-3); 65 (2-3); 66 (1-2, 3); 67 (1-3); 68; 69; 70 (2-3); 71 (1-2, 3)
|