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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 2 (1, 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 5); 9 (1 to 5); 10 (1 to 5); 11 (1 to 7); 12 (1-2, 3 to 8); 13 (1-2, 3, 4, 5-7, 8-9); 14 (1, 2, 3-4, 5, 6, 7-8, 9, 10); 15 (1, 2, 3-4, 5, 6-8, 9, 10); 16 (1-2, 3-5, 6 to 8, 9-10); 17 (1-2, 3, 4-5, 6, 7-8, 9, 10); 18 (1-2, 3, 4-5, 6 to 10); 23 (8); 24 (3, 5, 6, 9, 11); 25 (9); 27 (4, 6, 10); 28 (1 to 6, 8 to 12); 29 (1 to 7, 9 to 16); 30 (1 to 6, 11-12, 13 to 16); 31 (1 to 12, 13-14, 15, 16); 32 (1 to 16); 33 (1 to 14, 15-16); 34 (1 to 4, 7 to 10, 12 to 16); 35 (1 to 15); 36 (2 to 16); 37 (1 to 6, 8 to 16); 38 (1-2, 3, 4, 5-6, 7 to 16); 39 (1 to 16); 40 (1 to 16); 41 (1 to 16); 42 (1 to 16); 43 (1-2, 3 to 10, 11-12, 13, 14, 15-16); 44 (1 to 4)
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CLOCKSS Archive
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Preserved
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2026-04-13
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1 to 44
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Portico
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Preserved
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2026-04-16
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Preserved : 1983/1984: 2(1, 4), 1985: 3(1), 1986: 4(1), 1987: 5(1)
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Portico
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Preserved
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2026-04-16
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Preserved : 1988: 6(1), 1989: 7(1), 1990: 8(1), 1991: 9(1), 1992: 10(1-5), 1993: 11(1-7), 1994: 12(3-8), 1995: 13(1-4), 1996: 14(1-2, 5-6, 9-10), 1997: 15(1-10), 1998: 16(1-10), 1998/1999: 17(1-10), 2000: 18(1-10), 2001: 19(1-10), 2002: 20(1-3, 6-10), 2003: 21(1-10)
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Portico
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Preserved
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2026-04-16
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Preserved : 2004: 22(1-10), 2005: 23(3-12), 2006: 24(1-12), 2007: 25(1-12), 2008: 26(1-12), 2009: 27(1-12), 2010: 28(1-12), 2011: 29(1-16), 2012: 30(1-16), 2013: 31(1-16), 2014: 32(1-16), 2015: 33(1-16), 2016: 34(1-16), 2017: 35(1-16), 2018: 36(1-16), 2019: 37(1-16), 2020: 38(1-16), 2020/2021: 39(1-16), 2022: 40(1-16), 2023: 41(1-16), 2024: 42(1-16), 2025: 43(1-16), 2026: 44(1-5)
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LOCKSS Archive
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Preserved
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2026-04-13
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1 to 42
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CLOCKSS Archive
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Preserved
|
2026-04-13
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26 to 35
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LOCKSS Archive
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In Progress
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2026-04-13
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43, 44
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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 (2, 3, 4-5, 6 to 9); 3 (1 to 3, 5 to 9, 11-12, 13 to 16); 4 (1 to 9, 11 to 16); 15 (1, 2, 3-4, 5, 6-8, 9); 16 (1-2, 3-5, 6 to 8, 9-1); 17 (1-2, 3, 4-5, 6, 7-8, 9); 18 (1-2, 3, 4-5, 6 to 9); 19 (1, 2, 3-4, 5 to 9); 21 (1 to 9); 22 (1-2, 3 to 9); 23 (1-2, 3 to 8, 9-11, 12); 24 (1 to 9, 11, 12); 25 (1 to 6, 7-8, 9, 11, 12); 26 (1 to 9, 11, 12); 27 (1 to 6, 7-8, 9, 11, 12); 28 (1 to 9, 11, 12); 29 (1 to 9, 11 to 16); 31 (1 to 9, 11, 12, 13-14, 15, 16); 32 (1 to 9, 11 to 16); 33 (1 to 9, 11 to 14, 15-16); 34 (1 to 9, 11 to 16); 35 (1 to 9, 11 to 16); 36 (1 to 9, 11 to 16); 37 (1 to 9, 11 to 16); 38 (1-2, 3, 4, 5-6, 7 to 9, 11 to 16); 39 (1 to 9, 11 to 16); 41 (1 to 9, 11 to 14, 16); 42 (1 to 9, 11 to 14, 16); 43 (1-2, 5, 6)
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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, 2); 2 (1-4); 3 (1-4); 4 (1-4); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-5); 9 (1-5); 10 (1-5); 11 (1-7); 12 (1-2, 3-8); 13 (1-2, 3, 4, 5-7, 7, 8-9); 14 (1, 2, 3-4, 5, 6, 7-8, 9, 10); 15 (1, 2, 3-4, 5, 6-8, 9, 10); 16 (1-2, 3-5, 6-8, 9-10); 17 (1, 3, 4-5, 6, 7-8, 9, 10); 18 (1-2, 3, 4-5, 6-10); 19 (1, 2, 3-4, 6, 9); 20 (2, 6); 21 (1, 2, 4-10); 22 (1-2, 3-10); 23 (3-8, 9-11, 12); 24 (1-12); 25 (1-6, 7-8, 9-12); 26 (1-12)
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Library of Congress
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Preserved
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2025-04-07
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28 (2 to 12); 29 (1 to 16); 30 (1 to 3, 5 to 11-12, 13 to 16); 31 (1 to 13-14, 15, 16); 32 (1 to 16); 33 (1 to 15-16); 34 (1 to 16); 35 (1 to 16); 36 (1 to 16); 37 (1 to 16); 38 (1-2, 3 to 5-6, 7 to 16); 39 (1 to 16); 40 (1 to 16); 41 (1 to 16); 42 (1 to 15)
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