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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (2 to 4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 6); 9 (1 to 6); 10 (1 to 6); 11 (1 to 8); 12 (1 to 8); 13 (1 to 4); 14 (1 to 8); 15 (1 to 8); 16 (1, 2, 4-5, 6 to 8); 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 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 30 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (3 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 40 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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4 to 10
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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 40
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Portico
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Preserved
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2026-04-02
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Preserved : 1986/1987: 1(1-4), 1988: 2(1-4), 1989: 3(1-4), 1990: 4(1-4), 1991: 5(1-4), 1992: 6(1-4), 1992/1993: 7(1-4), 1993/1994: 8(1-6), 1994/1995: 9(1-6), 1995/1996: 10(1-6), 1996/1997: 11(1-8), 1997/1998: 12(1-8), 1998/1999: 13(1-4), 1999/2000: 14(1-8), 2000/2001: 15(1-8), 2002: 16(1-8), 2003: 17(1-6), 2004: 18(1-6), 2005: 19(1-6), 2006: 20(1-6), 2007: 21(1-6), 2008: 22(1-6), 2009: 23(1-6), 2010: 24(1-6), 2011: 25(1-6), 2012: 26(1-4), 2013: 27(1-3, 5-6), 2014: 28(1-6), 2015: 29(2-6), 2016: 30(1-6), 2017: 31(1-6), 2018: 32(1-6), 2019: 33(1-6), 2020: 34(1-6), 2021: 35(1-6), 2022: 36(2-6), 2023: 37(1-6), 2024: 38(1-5), 2025: 39(1-6), 2026: 40(1-2)
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LOCKSS Archive
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In Progress
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2026-04-06
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26, 33
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LOCKSS Archive
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Preserved
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2026-04-06
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27 to 32
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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 : 10 (3-6); 11 (1-8); 12 (1-8); 13 (1-4); 14 (1-8); 15 (1-8); 16 (1, 2-3, 4-5, 6-8); 17 (1-6); 18 (1-6); 19 (1-6); 20 (1-6); 21 (1, 2, 4-6); 22 (1-6); 23 (1-6); 24 (1-6); 25 (1-6); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-6); 33 (1-6)
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Library of Congress
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Preserved
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2025-04-07
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32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 5)
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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 : 2 (1 to 6); 3 (1 to 6); 11 (3 to 8); 12 (1 to 8); 13 (1 to 4); 14 (1 to 8); 15 (1 to 8); 16 (1, 2, 4, 6 to 8); 17 (1 to 6); 18 (1 to 6); 19 (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 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6)
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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 : 2 (1 to 6); 3 (1 to 6); 11 (3 to 8); 12 (1 to 8); 13 (1 to 4); 14 (1 to 8); 15 (1 to 8); 16 (1, 2, 4, 6 to 8); 17 (1 to 6); 18 (1 to 6); 19 (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 6); 27 (1 to 6); 28 (1 to 6); 29 (1 to 6); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6)
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