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Internet Archive
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Preserved
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2025-08-08
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1 to 42
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : I (1 to 4); II (1 to 4); III (1 to 4); IV (1 to 4); V (1 to 4); VI (1 to 4); VII (1 to 4); VIII (1 to 3); IX (1 to 3); X (1 to 3); XI (1 to 3); XII (1, 2-3); XIII (1 to 3); XIV (1 to 3); XV (1 to 3); XVI (1 to 3); XVII (1 to 4); XVIII (1 to 4); XIX (1 to 4); XX (1 to 4); XXI (1 to 4); XXII (2 to 4); XXIII (1 to 4); XXIV (1 to 4); 30 (1 to 4); 31 (1 to 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 40 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 3); 46 (1 to 3); 47 (1 to 4); 48 (1, 3); 49 (1 to 4); 50 (1 to 4); 51 (1 to 4); 52 (1, 2); 53 (1); 54 (2, 3)
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Portico
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Preserved
|
2026-04-09
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Preserved : 1978: VIII(2)
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 1991: XX(1)
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 1993: XXII(1)
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 1998: XXVII(4)
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 2001: 30(1, 3-4), 2002: 31(1-4), 2003: 32(1-4), 2004: 33(1-4), 2005: 34(1-4), 2006: 35(1-4), 2007: 36(1-4), 2008: 37(1-4), 2009: 38(1-4), 2010: 39(1-4), 2011: 40(1-4), 2012: 41(1-4), 2013: 42(1-4), 2014: 43(1-4), 2015: 44(1-4), 2016: 45(1-4), 2017: 46(1-4), 2018: 47(1-4), 2019: 48(1-4), 2020: 49(1-4), 2021: 50(1-4), 2022: 51(1-4), 2023: 52(1-4), 2024: 53(1-4), 2025: 54(1-3)
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LOCKSS Archive
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Preserved
|
2026-04-06
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35 to 54
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CLOCKSS Archive
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Preserved
|
2026-04-06
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37 to 47, 50
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|
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CLOCKSS Archive
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In Progress
|
2026-04-06
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|
48, 49, 51 to 54
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|
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LOCKSS Archive
|
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In Progress
|
2026-04-06
|
|
|
|
|
|
Portico
|
|
Preserved
|
2026-04-09
|
|
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Preserved : 2006: 35(1-4), 2007: 36(1-4), 2008: 37(1-4), 2009: 38(1-4), 2010: 39(1-4), 2011: 40(1-4), 2012: 41(1-4), 2013: 42(1-4), 2014: 43(1-4), 2015: 44(1-4), 2016: 45(1-4), 2017: 46(1-4), 2018: 47(1-4), 2019: 48(1-4), 2020: 49(1-4), 2021/2022: 50(1-4), 2022: 51(1-4), 2023: 52(1-4), 2024: 53(1-4), 2025: 54(1-2)
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British Library
|
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Preserved
|
2019-09-18
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|
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Preserved : 43 (1 to 4), 44 (1 to 4), 45 (1 to 3), 46 (2), 47 (2 to 4)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
|
|
|
Preserved : 4 (2 to 4); 5 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 4 (2 to 4); 5 (1 to 4); 35 (1 to 4); 36 (1 to 4); 37 (1 to 4); 38 (1 to 4); 39 (1 to 4); 41 (1 to 4); 42 (1 to 4); 43 (1 to 4); 44 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1, 2, 4); 54 (1, 2)
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|
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National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : XVIII (1); XXII (3, 4); XXIII (3, 4); XXIV (1, 4)
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