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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 3); 2 (1 to 3); 4 (1, 3); 5 (2); 6 (1, 3); 7 (1 to 3); 9; 10 (1 to 3); 11 (1-2, 3); 12 (1 to 3); 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); 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 4); 46 (1)
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Internet Archive
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Preserved
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2025-08-08
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8 to 19
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Portico
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Preserved
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2026-04-02
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Preserved : 1980/1981: 1(1-3), 1981/1982: 2(1-3)
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CLOCKSS Archive
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In Progress
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2026-04-06
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1, 2, 4 to 25, 27, 36 to 46
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LOCKSS Archive
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In Progress
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2026-04-06
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1, 2, 4 to 23, 45, 46
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Portico
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Preserved
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2026-04-02
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Preserved : 1983/1984: 4(1, 3), 1985: 5(2), 1985/1986: 6(1, 3), 1986/1987: 7(1-3), 1987/1988: 8(1-3), 1989: 9(2-3), 1989/1990: 10(1-3), 1990/1991: 11(1-3), 1991/1992: 12(1-3), 1993: 13(1-4), 1994: 14(1-4), 1995: 15(1-4), 1996: 16(1-4), 1997: 17(1-4), 1998: 18(1-4), 1999: 19(1-4), 2000: 20(1-4), 2001: 21(1-4), 2002: 22(1-4), 2003: 23(1-4), 2004: 24(1-4), 2005: 25(1-4), 2006: 26(1-4), 2007: 27(1-4), 2008: 28(1-4), 2009: 29(1-4), 2010: 30(1-4), 2011: 31(1-4), 2012: 32(1-4), 2013: 33(1-4), 2014: 34(1-4), 2015: 35(1-4), 2016: 36(1-4), 2017: 37(1-4), 2018: 38(1-4), 2019: 39(1-4), 2020: 40(1-4), 2021: 41(1-4), 2022: 42(1-4), 2023: 43(1-4), 2024: 44(1-4), 2025: 45(1-4), 2026: 46(1)
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LOCKSS Archive
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Preserved
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2026-04-06
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24 to 44
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CLOCKSS Archive
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Preserved
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2026-04-06
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26, 28 to 35
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Library of Congress
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Preserved
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2025-04-07
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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)
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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 (1-3); 2 (1-3); 4 (1, 3); 5 (2); 6 (1, 3); 7 (1-3); 8 (1-3); 9 (2, 3); 10 (1-3); 11 (1-2, 3); 12 (1-3); 13 (1-4); 14 (1-4); 15 (1-4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1, 3, 4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1-4); 31 (1-4); 32 (1-4); 33 (1-4); 34 (1-4); 35 (1, 2, 4); 36 (1-4); 37 (1-4); 38 (1-4); 39 (1-4)
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British Library
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Preserved
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2019-09-18
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Preserved : 34 (1 to 4), 35 (1 to 4), 36 (1 to 4), 37 (1 to 4), 38 (1 to 3)
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