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Internet Archive
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Preserved
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2026-07-13
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1 to 36
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Scholars Portal
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Preserved
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2026-06-02
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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 4); 32 (1 to 4); 33 (1 to 4); 34 (1 to 4); 35 (1 to 4, 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 5); 39 (1 to 6); 40 (1 to 6); 41 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1, 3 to 6); 50 (1 to 6); 51 (1 to 3)
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Portico
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Preserved
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2026-07-16
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Preserved : 1976: 1(1-4), 1977: 2(1-4), 1978: 3(1-4), 1979: 4(1-4), 1980: 5(1-4), 1981: 6(1-4), 1982: 7(1-4), 1983: 8(1-4), 1984: 9(1-4), 1985: 10(1-4), 1986: 11(1-4), 1987: 12(1-4), 1988: 13(1-4), 1989: 14(1-4), 1990: 15(1-4), 1991: 16(1-4), 1992: 17(1-4), 1993: 18(1-4), 1994: 19(1-4), 1995: 20(1-4), 1996: 21(1-4), 1997: 22(1-4), 1998: 23(1-4), 1999: 24(1-4), 2000: 25(1-4), 2001: 26(1-4), 2002: 27(1-4), 2003: 28(1-4), 2004: 29(1-4), 2005: 30(1-4), 2006: 31(1-4), 2007: 32(1-4), 2008: 33(1-4), 2009: 34(1-4), 2010: 35(1-6), 2011: 36(1-6), 2012: 37(1-6), 2013: 38(1-6), 2014: 39(1-6), 2015: 40(1-6), 2016: 41(1-6), 2017: 42(1-6), 2018: 43(1-6), 2019: 44(1-6), 2020: 45(1-6), 2021: 46(1-2, 4-6), 2022: 47(1-6), 2023: 48(1-6), 2024: 49(1-6), 2025: 50(1-6), 2026: 51(1-4)
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CLOCKSS Archive
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In Progress
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2026-07-06
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20 to 30, 41 to 51
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LOCKSS Archive
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In Progress
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2026-07-06
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20 to 27, 51
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LOCKSS Archive
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Preserved
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2026-07-06
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28 to 50
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CLOCKSS Archive
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Preserved
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2026-07-06
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31 to 40
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Library of Congress
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Preserved
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2025-04-07
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35 (1 to 4, 6); 36 (1 to 3, 5, 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 6); 40 (1 to 6); 41 (1 to 6); 42 (1 to 6); 43 (1 to 6); 44 (1 to 6); 45 (1 to 6); 46 (1 to 6); 47 (1 to 6); 48 (1 to 6); 49 (1 to 6)
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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 : 24 (3); 25 (1-4); 26 (1-3); 27 (1, 2, 4); 28 (1-4); 29 (1-3); 30 (1-4); 31 (1-4); 32 (1-3); 33 (1-3); 34 (1-4); 35 (2-6); 36 (1-4); 37 (1-6); 38 (2, 4-6); 39 (1, 3-5); 40 (1, 3, 4, 6); 41 (1, 3-6); 42 (1-4, 6); 43 (1, 2, 4-6); 44 (3-6)
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British Library
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Preserved
|
2019-09-18
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Preserved : 39 (1 to 6), 40 (1 to 5), 41 (1 to 6), 42 (1 to 6), 43 (1 to 5)
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