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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 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 4); 9 (1 to 4); 10 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 6); 32 (1 to 6); 33 (1 to 6); 34 (1 to 6); 35 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1 to 6); 45 (1 to 5); 47 (1 to 6); 48 (1 to 6); 49 (Supplement, 1 to 6); 50 (Supplement, 1 to 6); 51 (2 to 6)
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Internet Archive
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Preserved
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2025-08-08
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1 to 54
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Portico
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Preserved
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2026-04-02
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Preserved : 2002: 42(1-6), 2003: 43(1-6), 2004: 44(1-6), 2005: 45(1-5)
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Portico
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Preserved
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2026-04-02
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Preserved : 1968: 8(3)
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Portico
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Preserved
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2026-04-02
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Preserved : 1984: 24(3)
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LOCKSS Archive
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Preserved
|
2026-04-06
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34 to 64
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Portico
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Preserved
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2026-04-02
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Preserved : 2002: 42(1-6), 2003: 43(1-6), 2004: 44(1-6), 2005: 45(1-6), 2006: 46(1-6), 2007: 47(1-6), 2008: 48(1, 3-6), 2009: 49(1-6), 2010: 50(1-6), 2011: 51(1-6), 2012: 52(1-6), 2013: 53(1-6), 2014: 54(1-6), 2015: 55(1-6), 2016: 56(1-6), 2017: 57(1-6), 2018: 58(1-6), 2019: 59(1-6), 2020: 60(1-6), 2021: 61(1-6), 2022: 62(1-6), 2023: 63(1-6), 2023/2024: 64(1-6), 2025: 65(1-6), 2026: 66
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CLOCKSS Archive
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Preserved
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2026-04-06
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48 to 58
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CLOCKSS Archive
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In Progress
|
2026-04-06
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59 to 65
|
|
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LOCKSS Archive
|
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In Progress
|
2026-04-06
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|
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65
|
|
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LOCKSS Archive
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|
Preserved
|
2026-04-06
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|
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42 to 45
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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|
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Preserved : 5 (suppl_1, 1 to 6); 6 (Supplement_1, 1 to 6); 46 (suppl_1, 1 to 6); 47 (suppl_1, 1 to 6); 48 (1, 3 to 6); 49 (suppl_1, 1 to 6); 51 (suppl_1, 1 to 6); 52 (suppl_1, 1 to 6); 53 (suppl_1, 1 to 6); 54 (suppl_1, 1 to 6); 55 (suppl_1, 1 to 6); 56 (1 to 6); 57 (suppl_1, 1 to 6); 58 (suppl_1, 1 to 6); 59 (suppl_1, 1 to 6); 61 (Supplement_1, 1 to 6); 62 (Supplement_1, 1 to 6); 63 (Supplement_1, 1 to 4); 64 (Supplement_1, 1 to 3, 6); 65 (Supplement_1, 1, 2)
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National Digital Preservation Program, China
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|
Preserved
|
2025-10-23
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|
|
Preserved : 5 (suppl_1, 1 to 6); 6 (Supplement_1, 1 to 6); 46 (suppl_1, 1 to 6); 47 (suppl_1, 1 to 6); 48 (1, 3 to 6); 49 (suppl_1, 1 to 6); 51 (suppl_1, 1 to 6); 52 (suppl_1, 1 to 6); 53 (suppl_1, 1 to 6); 54 (suppl_1, 1 to 6); 55 (suppl_1, 1 to 6); 56 (1 to 6); 57 (suppl_1, 1 to 6); 58 (suppl_1, 1 to 6); 59 (suppl_1, 1 to 6); 61 (Supplement_1, 1 to 6); 62 (Supplement_2, 1 to 6); 63 (Supplement_1, 1 to 4); 64 (Supplement_1, 1 to 3, 6); 65 (Supplement_1, 1)
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British Library
|
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Preserved
|
2019-09-18
|
|
|
Preserved : 43 (6), 54 (1 to 2; 5 to 6), 55 (2 to 6; S1), 56 (1 to 6), 58 (1; S1), 59 (S1)
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