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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 71 (1 to 12); 72 (1 to 12); 73 (1 to 12); 74 (1 to 12); 75 (1 to 12); 76 (1 to 12); 77 (1 to 12); 78 (1 to 12); 79 (1 to 12); 80 (1 to 12); 81 (1 to 12); 82 (1 to 12); 83 (1 to 12); 84 (1 to 12); 85 (1 to 12); 86 (Suppl, 1 to 12); 87 (Suppl, 1 to 12); 88 (Suppl, 1 to 12); 89 (Suppl, 1 to 12); 90 (1)
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Internet Archive
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Preserved
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2025-08-08
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18 to 39
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CLOCKSS Archive
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Preserved
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2026-04-27
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71 to 90
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Portico
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Preserved
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2026-04-23
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Preserved : 2007: 71(1-12), 2008: 72(1-12), 2009: 73(1-12), 2010: 74(1-12), 2011: 75(1-12), 2012: 76(1-8, 10-12), 2013: 77(1-6, 8, 10-12), 2014: 78(1-11), 2015: 79(2-12), 2016: 80(1-12), 2017: 81(1-12), 2018: 82(1-12), 2019/2020: 83(1-12), 2020: 84(1-12), 2021: 85(1-12), 2022: 86(1-12), 2023: 87(1, S 1, 2, S 2, 3, S 3, 4-12), 2024: 88(1, S 1, 2, S 2, 3-4, S 4, 5-10, 12), 2025: 89(1, S 1, 2, S 2, 3, S 3, 4, S 4, 5-12), 2026: 90(1-2)
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LOCKSS Archive
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In Progress
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2026-04-27
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76, 83
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LOCKSS Archive
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Preserved
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2026-04-27
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77 to 82
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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 : 71 (4-12); 72 (1-12); 73 (1-12); 74 (1-12); 75 (1-12); 76 (1-12); 77 (1-8, 10-12); 78 (1-12); 79 (1-12); 80 (1-12); 81 (1-12); 82 (1-12); 83 (1-10); 224 (6); 1732 (9)
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Library of Congress
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Preserved
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2025-04-07
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81 (10); 82 (1 to 12); 83 (1 to 12); 84 (1 to 12); 85 (1 to 12); 86 (1, S1, 2 to 12); 87 (1, S1, S2, 2, 3, S3, 4 to 12); 88 (1 to 9)
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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 : 8 (1 to 9, 11, 12); 71 (1 to 9, 11, 12); 72 (1 to 9, 11, 12); 73 (1 to 9, 11, 12); 74 (1 to 4, 8, 9, 11, 12); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (Suppl 1, 1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (Suppl 1, 1 to 9, 11, 12)
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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 : 8 (1 to 9, 11, 12); 71 (1 to 9, 11, 12); 72 (1 to 9, 11, 12); 73 (1 to 9, 11, 12); 74 (1 to 4, 8, 9, 11, 12); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1 to 9, 11, 12); 82 (1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (Suppl 1, 1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (Suppl 1, 1 to 9, 11, 12)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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|
|
Preserved : 74 (1, 3 to 9, 11, 12); 75 (1 to 5)
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|
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National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
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|
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Preserved : 74 (1, 3 to 9, 11, 12); 75 (1 to 5)
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