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Portico
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Preserved
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2026-04-16
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Preserved : 1945/1947: 35(1-4, 3), 1946: 36(1-4), 1947: 37(1-3), 1948: 38(1-4), 1949: 39(1-4), 1950: 40(1-4), 1951: 41(1-4), 1952: 42(1-4), 1953: 43(1-4), 1954: 44(1, 03-4), 1956: 45(1-4), 1957: 46(1-4), 1958: 47(1-4), 1959: 48(1-4), 1960: 49(1-4), 1961: 50(1-4), 1962: 51(1-4), 1963: 52(1-4), 1964: 53(1-4), 1965: 54(1-4), 1966: 55(1-4), 1967: 56(1-4), 1968: 57(1-4), 1969: 58(1-4), 1970: 59(1-4), 1971: 60(1-4), 1972: 61(1-4), 1973: 62(1-4), 1974: 63(1-4), 1975: 64(1-4), 1976: 65(1-4), 1977: 66(1-4), 1978: 67(1-4), 1979: 68(1-4), 1980: 69(1-4), 1981: 70(1-4), 1982: 71(1-4), 1983: 72(1-4), 1984: 73(1-4), 1985: 74(1-4), 1986: 75(1-4), 1987: 76(1-4), 1988: 77(1-4), 1989: 78(1-4), 1990: 79(1-4), 1991: 80(1-4), 1992: 81(1-4), 1993: 82(1-4), 1994: 83(1-4), 1995: 84(1-4), 1996: 85(1-4), 1996/1997: 86(1-4), 1998: 87(1-4), 1999: 88(1-4), 2000: 89(1-4, ), 2001: 90(1-4)
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 35 (1, 2, 3-4); 36 (1 to 4); 37 (1 to 3); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1, 3-4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 60 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 70 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 80 (1 to 4); 81 (1 to 4); 82 (1 to 4); 83 (1 to 4)
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CLOCKSS Archive
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Preserved
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2026-04-13
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35 to 90
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Portico
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Preserved
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2026-04-16
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Preserved : 1945: 35(1-4), 1946: 36(1-4), 1947: 37(1-3), 1948: 38(1-4), 1949: 39(1-4), 1950: 40(1-4), 1951: 41(1-4), 1952: 42(1-4), 1953: 43(1-4), 1954: 44(1, 3-4), 1955/1956: 45(1-4), 1957: 46(1-4), 1958: 47(1-4), 1959: 48(1-4), 1960: 49(1-4), 1961: 50(1-4), 1962: 51(1-4), 1963: 52(1-4), 1964: 53(1-4), 1965: 54(1-4), 1966: 55(1-4), 1967: 56(1-4), 1968: 57(1-4), 1969: 58(1-4), 1970: 59(1-4), 1971: 60(1-4), 1972: 61(1-4), 1973: 62(1-4), 1974: 63(1-4), 1975: 64(1-4), 1976: 65(1-4), 1977: 66(1-4), 1978: 67(1-4), 1979: 68(1-4), 1980: 69(1-4), 1981: 70(1-4), 1982: 71(1-4), 1983: 72(1-4), 1984: 73(1-4), 1985: 74(1-4), 1986: 75(1-4), 1987: 76(1-4), 1988: 77(1-4), 1989: 78(1-4), 1990: 79(1-4), 1991: 80(1-4), 1992: 81(1-4), 1993: 82(1-4), 1994: 83(1-4), 1995: 84(1-4), 1996: 85(1-4), 1997: 86(1-4), 1998: 87(1-4), 1999: 88(1-4), 2000: 89(1, S 1, 2-4), 2001: 90(1-4)
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Internet Archive
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Preserved
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2025-08-08
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63 to 69
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LOCKSS Archive
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In Progress
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2026-04-13
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35 to 44, 46 to 89
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CLOCKSS Archive
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In Progress
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2026-04-13
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35 to 44, 46 to 91
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LOCKSS Archive
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Preserved
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2026-04-13
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90, 91
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 35 (1, 2, 3-4); 36 (1-4); 37 (1-3); 38 (1-4); 39 (1-4); 40 (1-4); 41 (1-4); 42 (1-4); 43 (1-4); 44 (1, 3-4); 45 (1-4); 46 (1-4); 47 (1-4); 48 (1-4); 49 (1-4); 50 (1-4); 51 (1-4); 52 (1-4); 53 (1-4); 54 (1-4); 55 (1-4); 56 (1-4); 57 (1-4); 58 (1-4); 59 (1-4); 60 (1-4); 61 (1-4); 62 (1-4); 63 (1-4); 64 (1-4); 65 (1-4); 66 (1-4); 67 (1-4); 68 (1-4); 69 (1-4); 70 (1-4); 71 (1-4); 72 (1-4); 73 (1-4); 74 (1-4); 75 (1-4); 76 (1-4); 77 (1-4); 78 (1-4); 79 (1-4); 80 (1-4); 81 (1-4); 82 (1-4); 83 (1-4); 84 (1-4); 85 (1-4); 86 (1-4); 87 (1-4); 88 (1-4); 89 (S1, 1-4); 90 (1-4)
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