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Internet Archive
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Preserved
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2025-08-08
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1 to 42
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : I (1 to 4); II (, 1 to 4); III (, 1 to 4); IV (, 1 to 4); V (, 1 to 4); VI (, 1 to 4); VII (, 1 to 4); VIII (, 1 to 3); IX (, 1 to 3); X (, 1 to 3); XI (, 1 to 3); XII (, 1, 2-3); XIII (, 1 to 3); XIV (, 1 to 3); XV (, 1 to 3); XVI (, 1 to 3); XVII (, 1 to 4); XVIII (, 1 to 4); XIX (, 1 to 4); XX (, 1 to 4); XXI (, 1 to 4); XXII (, 2 to 4); XXIII (, 1 to 4); XXIV (, 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 4); 37 (, 1 to 4); 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 to 4); 45 (, 1 to 3); 46 (, 1 to 3); 47 (, 1 to 4); 48 (, 1, 3); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1, 2); 53 (, 1); 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; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024
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Portico
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Preserved
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2026-02-12
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Preserved : 1978: VIII(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1991: XX(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1993: XXII(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1998: XXVII(4)
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Portico
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Preserved
|
2026-02-12
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Preserved : 2001: 30(1, 3-4), 2002: 31(1-4), 2003: 32(1-4), 2004: 33(1-4), 2005: 34(1-4), 2006: 35(1-4), 2007: 36(1-4), 2008: 37(1-4), 2009: 38(1-4), 2010: 39(1-4), 2011: 40(1-4), 2012: 41(1-4), 2013: 42(1-4), 2014: 43(1-4), 2015: 44(1-4), 2016: 45(1-4), 2017: 46(1-4), 2018: 47(1-4), 2019: 48(1-4), 2020: 49(1-4), 2021: 50(1-4), 2022: 51(1-4), 2023: 52(1-4), 2024: 53(1-4), 2025: 54(1-3)
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LOCKSS Archive
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Preserved
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2026-02-09
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35 to 53
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CLOCKSS Archive
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Preserved
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2026-02-09
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37 to 44, 50
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CLOCKSS Archive
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In Progress
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2026-02-09
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45 to 49, 51 to 54
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LOCKSS Archive
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In Progress
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2026-02-09
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54
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Portico
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Preserved
|
2026-02-12
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Preserved : 2006: 35(1-4), 2007: 36(1-4), 2008: 37(1-4), 2009: 38(1-4), 2010: 39(1-4), 2011: 40(1-4), 2012: 41(1-4), 2013: 42(1-4), 2014: 43(1-4), 2015: 44(1-4), 2016: 45(1-4), 2017: 46(1-4), 2018: 47(1-4), 2019: 48(1-4), 2020: 49(1-4), 2021/2022: 50(1-4), 2022: 51(1-4), 2023: 52(1-4), 2024: 53(1-4), 2025: 54(1-2)
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British Library
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Preserved
|
2019-09-18
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Preserved : 43 (1 to 4), 44 (1 to 4), 45 (1 to 3), 46 (2), 47 (2 to 4)
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 4 (2 to 4); 5 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : 4 (2 to 4); 5 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1, 2)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : XVIII (1); XXII (3, 4); XXIII (3, 4); XXIV (1, 4)
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