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Scholars Portal
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Preserved
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2025-09-02
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Preserved : s1-8 (1-2); s1-9 (, 1, 2); s1-5 (, 1-2); s1-4 (, 1-2); s1-3 (, 1-2); s1-1 (, 1); s1-12 (, 1, 2); s2-1 (, 1-2); s2-3 (, 1, 2); s1-15-16 (, 1); s1-6 (, 1-2); s1-17-18 (, 1); s1-10 (, 1, 2); s2-6 (, 1, 2); s1-13-14 (, 1); s2-2 (, 1, 2); s1-7 (, 1-2); s1-11 (, 1-2); s1-2 (, 1, 2); 1 (, 1, 2); 2 (, 1 to 3); 3 (, 1 to 3); 4 (, 1 to 3); 5 (, 1); 6 (, 2); 8 (, 1, 3); 9 (, 1, 3); 11 (, 1, 2); 12 (, 2); 13 (, 1 to 3); 14 (, 1 to 3); 15 (, 1 to 3); 16 (, 1 to 3); 17 (, 1 to 3); 18 (, 1 to 3); 19 (, 1 to 3); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1, 3); 26 (, 1); 27 (, 1); 28 (, 2); 29 (, 1 to 3); 30 (, 1 to 3); 31 (, 1, 3); 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1978; 1980; 1986; 1987; 1988; 1991; 1993; 1994; 1995; 1996; 1997; 2000; 2001; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2020; 2021; 2022; 2023
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Portico
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Preserved
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2026-02-12
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Preserved : 1964: Series 1, 1(1-2), 1965: Series 1, 2(1-2), 1966: Series 1, 3(1-2), 1968: Series 1, 5(1-2), 1969: Series 1, 6(1-2), 1970: Series 1, 7(1-2), 1971: Series 1, 8(1-2), 1972: Series 1, 9(1-2), 1973: Series 1, 10(1-2), 1974: Series 1, 11(1-2), 1975: Series 1, 12(1-2), 1976: Series 1, 13-14(1), 1978: Series 1, 15-16(1), 1980: Series 1, 17-18(1), 1986: Series 2, 1(1-2), 1987: Series 2, 2(1-2), 1988: Series 2, 3(1-2), 1990: Series 2, 5(1-2), 1991: Series 2, 6(1-2), 1993: 1(1-2), 1994: 2(1-3), 1995: 3(1-3), 1996: 4(1-3), 1997: 5(2-3), 1998: 6(2), 1999: 7(2), 2000: 8(1-2), 2001: 9(1-2), 2002: 10(1-2)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2004: 12(2-3)
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LOCKSS Archive
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Preserved
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2026-02-09
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13 to 17, 19 to 32
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CLOCKSS Archive
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Preserved
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2026-02-09
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16 to 23, 26
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Portico
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Preserved
|
2026-02-12
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Preserved : 2008: 16(1-3), 2008: 17(1-3), 2009/2010: 18(1-3), 2011: 19(1-3), 2011/2012: 20(1-3), 2013: 21(1-3), 2014: 22(1-3), 2014/2015: 23(1-3), 2014/2015: 24(1-3), 2017: 25(1-3), 2018: 26(1-3), 2019: 27(1-3), 2020: 28(1-3), 2021: 29(1-3), 2022: 30(1-3), 2023: 31(1-3), 2024: 32(1-3), 2025: 33(1-3)
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CLOCKSS Archive
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In Progress
|
2026-02-09
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24, 25, 27 to 33
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LOCKSS Archive
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In Progress
|
2026-02-09
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33
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 27 (2, 3); 28 (, 1, 3); 29 (, 1); 30 (, 1); 2018; 2019; 2020; 2021
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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Preserved : 1 (1, 2); 2 (1 to 3); 3 (1 to 3); 4 (1, 3); 5; 7 (2); 8 (1, 2); 9; 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 3); 25 (1 to 3); 26 (1 to 3); 27 (1 to 3); 28 (1 to 3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1, 2)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : 1 (1, 2); 2 (1 to 3); 3 (1 to 3); 4 (1, 3); 5; 7 (2); 8 (1, 2); 9; 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 21 (1 to 3); 22 (1 to 3); 23 (1 to 3); 24 (1 to 3); 25 (1 to 3); 26 (1 to 3); 27 (1 to 3); 28 (1 to 3); 29 (1 to 3); 31 (1 to 3); 32 (1 to 3); 33 (1, 2)
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Library of Congress
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Preserved
|
2025-04-07
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25 (1, 3); 26 (1, 2); 27 (1 to 3); 28 (1); 29 (1 to 3); 30 (1)
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National Library of the Netherlands
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|
Preserved
|
2024-12-15
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|
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Preserved : s1-10 (1, 2); s1-1 (1); s1-12 (2); s2-2 (1, 2); s2-3 (1, 2); s1-6 (1-2); s2-1; s1-5; s1-11; s1-9 (2); s1-3 (1-2); s2-6 (2); s1-4 (1-2); s1-2 (2); s1-17-18 (1); 1 (2); 2 (1-3); 3 (1-3); 6 (2)
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British Library
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Preserved
|
2019-09-18
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|
|
Preserved : 22 (1 to 3), 23 (1; 3), 24 (1 to 3), 25 (1), 26 (1 to 2)
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