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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 6); 2 (1 to 6); 3 (1 to 6); 4 (1 to 6); 5 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 10 (1 to 6); 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 14 (1 to 6); 15 (1 to 12); 16 (1 to 12); 17 (1 to 12); 18 (1 to 12); 19 (1 to 12); 20 (1 to 12); 21 (1 to 12); 22 (1 to 12); 23 (1 to 12); 24 (1 to 12); 25 (1 to 12); 26 (1 to 12); 27 (1 to 12); 28 (1 to 12); 29 (1 to 12); 30 (1 to 12); 31 (1 to 12); 32 (1 to 12); 33 (1 to 12); 34 (1 to 12); 35 (1, 2, 4 to 12); 36 (1 to 12); 37 (1, 2)
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Internet Archive
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Preserved
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2025-08-08
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1 to 24
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Portico
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Preserved
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2026-04-23
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Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-6), 1993: 4(1-6), 1994: 5(1-6), 1995: 6(1-6), 1996: 7(1-6), 1997: 8(1-6)
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CLOCKSS Archive
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Preserved
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2026-04-13
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20
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CLOCKSS Archive
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In Progress
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2026-04-13
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1 to 17, 27 to 37
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LOCKSS Archive
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In Progress
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2026-04-13
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1 to 13, 36, 37
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Portico
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Preserved
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2026-04-23
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Preserved : 1990: 1(1-6), 1991: 2(1-6), 1992: 3(1-6), 1993: 4(1-6), 1994: 5(1-6), 1995: 6(1-6), 1996: 7(1-6), 1997: 8(1-6), 1998: 9(1-6), 1999: 10(1-6), 2000: 11(1-6), 2001: 12(1-6), 2002: 13(1-6), 2003: 14(1-6), 2004: 15(1-12), 2005: 16(1-12), 2006: 17(1-12), 2007: 18(1-12), 2008: 19(1-12), 2009: 20(1-12), 2010: 21(1-12), 2011: 22(1-12), 2012: 23(1-12), 2013: 24(1-12), 2014: 25(1-12), 2015: 26(1-12), 2016: 27(1-12), 2017: 28(1-12), 2018: 29(1-12), 2019: 30(1-12), 2020: 31(1-10), 2021: 32(2, 4-12), 2022: 33(1-12), 2023: 34(1-12), 2024: 35(1-12), 2025: 36(1-2, 4-12), 2026: 37(1-3)
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LOCKSS Archive
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Preserved
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2026-04-13
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14 to 35
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CLOCKSS Archive
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Preserved
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2026-04-13
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18 to 26
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Library of Congress
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Preserved
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2025-04-07
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21 (1 to 12); 22 (1 to 12); 23 (1 to 12); 24 (1 to 12); 25 (1 to 12); 26 (1 to 12); 27 (1 to 12); 28 (1 to 12); 29 (1 to 12); 30 (1 to 12); 31 (1 to 12); 32 (1 to 12); 33 (1 to 12); 34 (1 to 12); 35 (1 to 11)
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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 (1-6); 2 (1-6); 3 (1-6); 4 (1-6); 5 (1-6); 6 (1-6); 7 (1-6); 8 (1-6); 9 (1-6); 10 (1-6); 11 (1-6); 12 (1-6); 13 (1-6); 14 (1-6); 15 (1-12); 16 (1-12); 17 (1-12); 18 (1-12); 19 (1-12); 20 (1-12); 21 (1-12); 22 (1-9, 12); 23 (1-12); 24 (1-12); 25 (1-12); 26 (1-12); 27 (1-12); 28 (1-11); 29 (1-3, 5-12); 30 (1-8, 10)
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British Library
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Preserved
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2019-09-18
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Preserved : 25 (1 to 12), 26 (1 to 12), 27 (1 to 12), 28 (1 to 12), 29 (1 to 10)
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