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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 6); 2 (, 1 to 6); 3 (, 1 to 5, 6-7, 8 to 12); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1 to 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 12); 30 (, 1 to 12); 31 (, 1 to 12); 32 (, 1 to 10, 11-12); 33 (, 1 to 10, 11-12); 34 (, 1 to 12); 35 (, 1 to 12); 36 (, 1 to 5, 6-7, 8, 9, 10-11, 12); 37 (, 1 to 5, 6-7, 8 to 12); 38 (, 1 to 10, 11-12); 39 (, 1 to 4, 7, 10 to 12); 40 (, 1 to 12); 41 (, 1 to 12); 42 (, 1 to 4, 5-6, 9 to 12); 43 (, 1, 2, 6 to 12, 13-15); 44 (, 1 to 11, 12-13); 45 (, 1 to 12, 13-15); 46 (, 1 to 12, 13-14, 15); 47 (, 1 to 13, 14-15); 48 (, 1 to 15); 49 (, 1 to 6, 7-9, 10 to 15); 50 (, 1 to 6, 7-10, 11-12, 13-14, 15); 51 (, 1 to 7, 8-9, 10 to 12, 13-14, 15); 52 (, 1-2, 3-4); 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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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 51
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CLOCKSS Archive
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Preserved
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2026-02-09
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ahead-of-print to 52
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LOCKSS Archive
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In Progress
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2026-02-09
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52
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Portico
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Preserved
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2026-02-12
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Preserved : 1989: 4(1-6), 1989: 5(1-6), 1989: 6(1-6), 1990: 7(1-6), 1990: 8(1-6), 1991: 9(1-6), 1991: 10(1-6), 1992: 11(1-6), 1992: 12(1-6), 1993: 13(1-6), 1993: 14(1-6), 1993: 15(1-6), 1994: 16(1-6), 1994: 17(1-6), 1995: 18(1-6), 1995: 19(1-6), 1996: 20(1-6), 1996: 21(1-6), 1997: 22(1-6), 1997: 23(1-6), 1998: 24(1-6), 1998: 25(1-6), 1999: 26(1-12), 2000: 27(1-12), 2001: 28(1-12), 2002: 29(1-12), 2003: 30(1-12), 2004: 31(1-12), 2005: 32(1-12), 2006: 33(1-12), 2007: 34(1-12), 2008: 35(1-12), 2009: 36(1-12), 2010: 37(1-12), 2011: 38(1-12), 2012: 39(1-12), 2013: 40(1-12), 2014: 41(1-12), 2015: 42(1-12), 2016: 43(1-15), 2017: 44(1-15), 2018: 45(1-15), 2019: 46(1-15), 2020: 47(1-15), 2021: 48(1-15), 2022: 49(1-15), 2023: 50(1-15), 2024: 51(1-15), 2025: 52(1-11)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 3 (1 to 9, 11, 12); 4 (1 to 9, 11, 12); 5 (1 to 6, 7-1, 11-12, 13-14, 15); 22 (1 to 6); 23 (1 to 6); 24 (1 to 6); 25 (1 to 6); 26 (1 to 9, 11, 12); 27 (1 to 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11, 12); 31 (1 to 9, 11, 12); 32 (1 to 9, 11-12); 33 (1 to 9, 11-12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 5, 6-7, 8, 9, 12); 37 (1 to 5, 6-7, 8, 9, 11, 12); 38 (1 to 9, 11-12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 4, 5-6, 7 to 9, 11, 12); 43 (1 to 9, 11, 12, 13-15); 44 (1 to 9, 11, 12-13, 14-15); 45 (1 to 9, 11, 12, 13-15); 46 (1 to 9, 11, 12, 13-14, 15); 47 (1 to 9, 11 to 13, 14-15); 48 (1 to 9, 11 to 15); 49 (1 to 6, 7-9, 11 to 15); 51 (1 to 7, 8-9, 11, 12, 13-14)
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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 : 1 (1-6); 2 (1-6); 3 (1-5, 6-7, 8-12); 4 (1-6); 5 (1-6); 6 (1-6); 7 (1-6); 8 (1-6); 9 (1-6); 10 (1-6); 11 (1-6); 12 (1-6); 13 (1-6); 14 (1-6); 15 (1-6); 16 (1-6); 17 (1-6); 18 (1-6); 19 (1-6); 20 (1-6); 21 (1-6); 22 (1-6); 23 (1-6); 24 (1-6); 25 (1-6); 26 (1-12); 27 (1-12); 28 (1-12); 29 (1-12); 30 (1-12); 31 (1-12); 32 (1-6); 33 (3-10, 11-12); 34 (1-12); 35 (1-12); 84 (4)
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Library of Congress
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Preserved
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2025-04-07
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40 (10); 41 (6); 42 (3, 5-6); 44 (1 to 12-13, 14-15); 45 (1 to 13-15); 46 (1 to 13-14, 15); 47 (1 to 14-15); 48 (1 to 15); 49 (1 to 7-9, 10 to 15); 50 (1 to 7-10, 11-12, 13-14, 15); 51 (1 to 8-9, 10, 13-14)
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