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Internet Archive
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Preserved
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2025-08-08
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1 to 38
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 28 (1 to 4); 29 (, 1 to 4); 30 (, 1, 2, 3-4); 31 (, 1, 2, 3-4); 32 (, 1-2, 3, 4); 33 (, 1, 2, 3-4); 34 (, 1, 2, 3-4); 35 (, 1, 2, 3-4); 36 (, 1, 2, 3-4); 37 (, 1, 2, 3-4); 38 (, 1, 2, 3-4); 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 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1, 2); 1999; 2000; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Portico
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Preserved
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2026-02-12
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Preserved : 1971/1972: 1(1-4), 1972/1973: 2(1-4), 1973/1974: 3(1-4), 1974/1975: 4(1-4), 1975/1976: 5(1-4), 1976/1977: 6(1-6), 1978: 7(1-4), 1979: 8(1-4), 1980: 9(1-4), 1981: 10(1-4), 1982: 11(1-4), 1983: 12(1-4), 1984: 13(1-4), 1985: 14(1-4), 1986: 15(1-4), 1987: 16(1-4), 1988: 17(1-4), 1989: 18(1-4), 1990: 19(1-4), 1991: 20(1-4), 1992: 21(1-4), 1993: 22(1-4), 1994: 23(1-4), 1995: 24(1-4), 1996: 25(1-4), 1997: 26(1-4), 1998: 27(1-4), 1999: 28(1-4), 2000: 29(1-4), 2001: 30(1-4), 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(1-4)
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CLOCKSS Archive
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In Progress
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2026-02-09
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1 to 36, 45 to 54
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LOCKSS Archive
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In Progress
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2026-02-09
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1 to 32, 54
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LOCKSS Archive
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Preserved
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2026-02-09
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33 to 53
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CLOCKSS Archive
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Preserved
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2026-02-09
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37 to 44
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Library of Congress
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Preserved
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2025-04-07
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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 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4)
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British Library
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Preserved
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2019-09-18
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Preserved : 16 (1 to 3), 17 (1), 43 (1 to 4), 44 (1 to 4), 45 (1 to 4), 46 (1 to 4), 47 (1 to 3)
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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 : 10 (2); 14 (4); 27 (1); 28 (2); 29 (4); 30 (3-4); 31; 32 (1-2); 33 (3-4); 34; 35; 36; 38; 39 (1-4); 40 (1-4); 41 (1-4); 42 (1-4); 43 (1-4); 44 (1-4); 45 (1-4); 46 (1-4); 47 (1-4); 48 (1, 2)
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