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Internet Archive
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Preserved
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2026-07-13
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1 to 32
|
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CLOCKSS Archive
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Preserved
|
2026-08-24
|
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1 to 52
|
|
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Portico
|
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Preserved
|
2026-08-27
|
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Preserved : 1975: 1(4)
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LOCKSS Archive
|
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Preserved
|
2026-08-24
|
|
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1 to 44
|
|
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Portico
|
|
Preserved
|
2026-08-27
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Preserved : 1979: 5(5)
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Portico
|
|
Preserved
|
2026-08-27
|
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Preserved : 1981: 7(1, 4, 6)
|
|
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Portico
|
|
Preserved
|
2026-08-27
|
|
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Preserved : 1982: 8(12), 1983: 9(3, 5, 12), 1984: 10(4, 8, 10), 1985: 11(3)
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|
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Portico
|
|
Preserved
|
2026-08-27
|
|
|
Preserved : 1986: 12(8-9)
|
|
|
Portico
|
|
Preserved
|
2026-08-27
|
|
|
Preserved : 1988: 14(10)
|
|
|
Portico
|
|
Preserved
|
2026-08-27
|
|
|
Preserved : 1991: 17(1, 12), 1992: 18(3, 10), 1993: 19(5, 7), 1994: 20(3)
|
|
|
Portico
|
|
Preserved
|
2026-08-27
|
|
|
Preserved : 1995: 21(11)
|
|
|
Portico
|
|
Preserved
|
2026-08-27
|
|
|
Preserved : 1998: 24(3, 7-8), 1999: 25(5)
|
|
|
Portico
|
|
Preserved
|
2026-08-27
|
|
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Preserved : 2002: 28(11-12), 2003: 29(3, 11), 2004: 30(7, 12), 2005: 31(6), 2006: 32(2-4, 7, 12), 2007: 33(1-2, 5-7, 9, 11-12), 2008: 34(1-12), 2009: 35(1-12), 2010: 36(1-12), 2011: 37(1-12), 2012: 38(2-6, 9, 11-12), 2013: 39(1-6, 8, 10-12), 2014: 40(1-8, 10), 2015: 41(2-12), 2016: 42(1-12), 2017: 43(1-12), 2018: 44(1-12), 2019: 45(1-12), 2019/2020: 46(1-12), 2021: 47(1-12), 2022: 48(1-10), 2023: 49(1-12), 2024: 50(1-12), 2025: 51(1-6), 2026: 52(1-4)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-08-24
|
|
|
45
|
|
|
Library of Congress
|
|
Preserved
|
2026-07-31
|
|
|
43 (10, 11-12); 44 (1 to 7-8, 9 to 12); 45 (1 to 5-6, 7 to 11-12); 46 (1 to 5-6, 7 to 11-12); 47 (1 to 4-5, 6 to 8-9, 10-11, 12); 48 (1 to 5-6, 7-8, 9-10, 11-12); 49 (1-2, 3-4, 5-6, 7-8, 9-10, 11-12); 50 (1-2, 3-4, 5-6, 7-8, 9-10, 11, 12); 51 (1 to 6); 52 (1 to 3)
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|
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National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1 to 9, 11, 12); 4 (1 to 9, 11-12); 5 (1, 3, 5, 7, 9, 11, 12); 23 (1 to 9, 11, 12); 24 (1 to 9, 11, 12); 25 (1 to 9, 11, 12); 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 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11-12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11); 44 (1 to 6, 7-8, 9, 11, 12); 45 (1 to 4, 5-6, 7 to 9, 11-12); 46 (1 to 4, 5-6, 7 to 9, 11-12); 47 (1-11, 2, 3, 4-5, 6, 7, 8-9, 12); 48 (1 to 4, 5-6, 7-8, 9-1, 11-12); 49 (1-2, 3-4, 5-6, 7-8, 9-1, 11-12)
|
|
|
<![CDATA[National Digital Preservation Program, China]]>
|
|
Preserved
|
2026-07-22
|
|
|
Preserved : 3; 4; 5; 23; 24; 25; 26; 27; 28; 29; 31; 32; 33; 34; 35; 36; 37; 38; 39; 41; 42; 43; 44; 45; 46; 47; 48; 49; 51
|
|
|
<![CDATA[National Digital Preservation Program, China]]>
|
|
Preserved
|
2026-07-22
|
|
|
Preserved : 4; 41
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 23 (1-12); 24 (1-12); 25 (1-12); 26 (1-12); 27 (1-12); 28 (1-12); 29 (1-12); 30 (1-12); 31 (1-12); 32 (1-12); 33 (1-3, 5-12); 34 (1-12); 35 (1-12); 36 (1-12); 37 (1-12); 38 (1-12); 39 (1-10, 11-12); 40 (1-10, 11-12); 41 (1-12); 42 (1-12); 43 (1-10, 11-12); 44 (1-6, 7-8, 9-12); 45 (1-4, 5-6, 7-9); 86 (11)
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