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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 28, 50 to 115
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 50 (1 to 12); 51 (, 1 to 12); 52 (, 1 to 12); 53 (, 1 to 12); 54 (, 1 to 12); 55 (, 1 to 12); 56 (, 1 to 12); 57 (, 1 to 12); 58 (, 1 to 12); 59 (, 1 to 12); 60 (, 1 to 12); 61 (, 1 to 12); 62 (, 1 to 12); 63 (, 1 to 12); 64 (, 1 to 12); 65 (, 1 to 12); 66 (, 1 to 12); 67 (, 1 to 12); 68 (, 1 to 12); 69 (, 1 to 12); 70 (, 1 to 12); 71 (, 1 to 12); 72 (, 1 to 12); 73 (, 1 to 12); 74 (, 1 to 12); 75 (, 1 to 12); 76 (, 1 to 12); 77 (, 1 to 12); 78 (, 1 to 12); 79 (, 1 to 12); 80 (, 1 to 12); 81 (, 1 to 12); 82 (, 1 to 12); 83 (, 1 to 12); 84 (, 1 to 12); 85 (, 1 to 12); 86 (, 1 to 12); 87 (, 1 to 12); 88 (, 1 to 12); 89 (, 1 to 12); 90 (, 1 to 12); 91 (, 1 to 12); 92 (, 1 to 12); 93 (, 1 to 12); 94 (, 1 to 12); 95 (, 1 to 12); 96 (, 1 to 12); 97 (, 1 to 12); 98 (, 1 to 12); 99 (, 1 to 12); 100 (, 1 to 12); 101 (, 1 to 3, 7 to 12); 102 (, 1 to 12); 103 (, 1 to 12); 104 (, 1 to 12); 105 (, 1, 2, 4 to 6, 9 to 12); 106 (, 1 to 12); 107 (, 1 to 12); 108 (, 1 to 12); 109 (, 1 to 5, 7 to 12); 110 (, 2 to 12); 111 (, 1 to 12); 112 (, 1 to 12); 113 (, 1 to 3, 5 to 12); 114 (, 1 to 8); 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; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Portico
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Preserved
|
2026-02-12
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Preserved : 1973: 62(6)
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2010: 99(1)
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2011: 100(6, 8)
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2012: 101(11), 2013: 102(6)
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 2014: 103(7, 9, 11-12), 2015: 104(1-12), 2016: 105(1-12), 2017: 106(1-12), 2018: 107(1-12), 2019: 108(1-12), 2020: 109(1-12), 2021: 110(1-12), 2022: 111(1-12), 2023: 112(1-12), 2024: 113(1-12), 2025: 114(1-12), 2026: 115(1)
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Internet Archive
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Preserved
|
2025-08-08
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23 to 84
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 1961: 50(1-12), 1962: 51(1-12), 1963: 52(1-12), 1964: 53(1-12), 1965: 54(1-12), 1966: 55(1-12), 1967: 56(1-12), 1968: 57(1-12), 1969: 58(1-12), 1970: 59(1-12), 1971: 60(1-12), 1972: 61(1-12), 1973: 62(1-12), 1974: 63(1-12), 1975: 64(1-12), 1976: 65(1-12), 1977: 66(1-12), 1978: 67(1-12), 1979: 68(1-12), 1980: 69(1-12), 1981: 70(1-12), 1982: 71(1-12), 1983: 72(1-12), 1984: 73(1-12), 1985: 74(1-12), 1986: 75(1-12), 1987: 76(1-12), 1988: 77(1-12), 1989: 78(1-12), 1990: 79(1-12), 1991: 80(1-12), 1992: 81(1-12), 1993: 82(1-12), 1994: 83(1-12), 1995: 84(1-12), 1996: 85(1-12), 1997: 86(1-12), 1998: 87(1-12), 1999: 88(1-12), 2000: 89(1-12), 2001: 90(1-12), 2002: 91(1-12), 2003: 92(1-12), 2004: 93(1-12), 2005: 94(1-12), 2006: 95(1-12), 2007: 96(1-12), 2008: 97(1-12), 2009: 98(1-12), 2010: 99(1-12), 2011: 100(1-12), 2012: 101(1-12), 2013: 102(1-12), 2014: 103(1-12), 2015: 104(1-12)
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|
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CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
69, 76, 80 to 104
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
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|
|
Preserved : 1 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 9, 11, 12)
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|
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National Digital Preservation Program, China
|
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Preserved
|
2025-12-04
|
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|
Preserved : 1 (1 to 9, 11, 12); 9 (1 to 9, 11, 12); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 9, 11, 12); 14 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (1 to 9, 11, 12); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 9, 11, 12)
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|
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National Library of the Netherlands
|
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Preserved
|
2024-12-15
|
|
|
Preserved : 38 (3); 39 (2); 42 (14); 50 (1-12); 51 (1-12); 52 (1-12); 53 (1-12); 54 (1-12); 55 (1-12); 56 (1-12); 57 (1-12); 58 (1-12); 59 (1-12); 60 (1-12); 61 (1-12); 62 (1-5, 7-12); 63 (1-12); 64 (1-12); 65 (1-12); 66 (1-12); 67 (1-12); 68 (1-12); 69 (1-12); 70 (1-12); 71 (1-12); 72 (1-12); 73 (1-12); 74 (1-12); 75 (1-12); 76 (1-12); 77 (1-12); 78 (1-12); 79 (1-12); 80 (1-12); 81 (1-12); 82 (1-12); 83 (1-12); 84 (1-12); 85 (1-12); 86 (1-12); 87 (1-12); 88 (1-12); 89 (1-12); 90 (1-12); 91 (1-12); 92 (1-12); 93 (1-12); 94 (1-12); 95 (1-12); 96 (1-12); 97 (1-12); 98 (1-12); 99 (2-12); 100 (1-5, 7-12); 101 (1-10, 12); 102 (1-12); 103 (1-12); 104 (1-8, 11, 12); 105 (1-12); 106 (1-12); 107 (1-3, 5-7, 11, 12); 108 (2-11)
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Library of Congress
|
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Preserved
|
2025-04-07
|
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102 (1 to 12); 103 (1 to 12); 104 (1 to 12)
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