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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 47 (1 to 12); 48 (, 1 to 12); 49 (, 1 to 12); 50 (, 1 to 12); 51 (, 1 to 12); 52 (, 1 to 12); 53 (, 1 to 12); 54 (, 1 to 12); 55 (, 1 to 12); 56 (, 1 to 12); 57 (, 1 to 12); 58 (, 1 to 12); 59 (, 1 to 12); 60 (, 1 to 12); 61 (, 1 to 12); 62 (, 1 to 12); 63 (, 1 to 12); 64 (, 1 to 12); 65 (, 1 to 12); 66 (, 1 to 12); 67 (, 1 to 12); 68 (, 1 to 12); 69 (, 1 to 12); 70 (, 1 to 12); 71 (, 1 to 12); 72 (, 1, 2, 4 to 12); 73 (, 1 to 8); 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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Internet Archive
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Preserved
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2025-08-08
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23 to 62
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Portico
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Preserved
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2026-02-12
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Preserved : 1943: 2(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1945: 4(1), 1946/1953/1957: 5(1-12), 1954/1958: 6(1-12), 1948/1958/1959: 7(1-12), 1960: 8(1-12), 1961: 9(1-12), 1962: 10(1-12), 1963: 11(1-12), 1964: 12(1-12), 1965: 13(1-12), 1966: 14(1-12), 1967: 15(1-12), 1968: 16(3-9, 11-12), 1969: 17(1-12), 1970: 18(1-12), 1971: 19(1-12), 1972: 20(1-12), 1973: 21(1-12), 1974: 22(1-12), 1975: 23(1-12), 1976: 24(1-12), 1977: 25(1-12), 1978: 26(1-12), 1979: 27(1-12), 1980: 28(1-12), 1981: 29(1-12), 1982: 30(1-12), 1983: 31(1-12), 1984: 32(1-12), 1985: 33(1-12), 1986: 34(1-12), 1987: 35(1-10), 1988: 36(1-12), 1989: 37(1-12), 1990: 38(1-12), 1991: 39(1-9, 12), 1992: 40(1-12), 1993: 41(1-12), 1994: 42(1-12), 1995: 43(1-12), 1996: 44(1-12), 1997: 45(1-12), 1998: 46(1-12), 1999: 47(1-12), 2000: 48(1-12), 2001: 49(1-12), 2002: 50(1-12), 2003: 51(1-12), 2004: 52(1-12), 2005: 53(1-12), 2006: 54(1-12), 2007: 55(1-12), 2008: 56(1-12), 2009: 57(1-12), 2010: 58(1-12), 2011: 59(1-12), 2012: 60(1-12), 2013: 61(1-12), 2014: 62(1-12), 2015: 63(1-12), 2016: 64(1-12), 2017: 65(1-12), 2018: 66(1-12), 2019: 67(1-12), 2020: 68(1-12), 2021: 69(1-12), 2022: 70(1-12), 2023: 71(1-12), 2024: 72(1-12), 2025: 73(1-12), 2026: 74(2-3)
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LOCKSS Archive
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Preserved
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2026-02-09
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60 to 72
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CLOCKSS Archive
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In Progress
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2026-02-09
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60, 61, 64 to 73
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CLOCKSS Archive
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Preserved
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2026-02-09
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62, 63
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LOCKSS Archive
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In Progress
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2026-02-09
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73
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Portico
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Preserved
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2026-02-12
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Preserved : 2012: 60(1-12), 2013: 61(1-12), 2014: 62(1-12)
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Library of Congress
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Preserved
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2025-04-07
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58 (1 to 12); 59 (1 to 12); 60 (1 to 12); 61 (1 to 12); 62 (1 to 12); 63 (1 to 12); 64 (1 to 6); 67 (3 to 6); 68 (3 to 12); 69 (1 to 12); 70 (1 to 12); 71 (1 to 12); 72 (1 to 12)
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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 : 2 (2); 4 (1); 5 (2-12); 6 (1-12); 7 (1-12); 8 (1-12); 9 (1-12); 10 (1-12); 11 (2-12); 12 (1-12); 13 (1-12); 14 (1-12); 15 (1-12); 16 (3-9, 11, 12); 17 (1-12); 18 (1-12); 19 (1-12); 20 (1-12); 21 (1-12); 22 (1-12); 23 (1-12); 24 (1-12); 25 (1-12); 26 (2-12); 27 (1-12); 28 (1-12); 29 (1-12); 30 (2-12); 31 (1-12); 32 (1-12); 33 (1-12); 34 (1-12); 35 (1-10); 36 (1-12); 37 (1-12); 38 (1-12); 39 (1-9, 12); 40 (1); 41; 42 (2-12); 43 (1-12); 44 (1-12); 45 (1-12); 46 (1-12); 47 (1-12); 48 (1-9, 11, 12); 49 (1-12); 50 (1-12); 51 (1-12); 52 (1-12); 53 (1-12); 54 (1-12); 55 (1-12); 56 (1-12); 57 (1-12); 58 (1-12); 59 (1-12); 60 (1-12); 61 (1-12); 62 (1-12); 63 (1-4, 7-9, 12); 64 (1-12); 65 (1-12); 66 (1-12); 67 (1-11); 218 (C)
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British Library
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Preserved
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2019-09-18
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Preserved : 63 (3 to 12), 64 (1 to 12), 65 (1 to 12), 66 (1 to 11)
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