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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 55 (1-2, 3-4); 56 (, 1-2, 3-4); 57 (, 1 to 4); 58 (, 1, 2, 3-4); 59 (, 1-2, 3-4); 60 (, 1-2, 3, 4); 61 (, 1 to 4); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1-3, 2 to 4); 65 (, 1 to 4); 66 (, 1 to 4); 67 (, 1 to 4); 68 (, 1 to 4); 69 (, 1 to 4); 70 (, 1 to 4); 71 (, 1 to 4); 72 (, 1 to 4); 73 (, 1 to 4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1 to 4); 80 (, 1 to 4); 81 (, 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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Internet Archive
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Preserved
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2025-08-08
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36 to 73
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Portico
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Preserved
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2026-02-12
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Preserved : 1954: 10(1-4), 1955: 11(1-4), 1956: 12(1-4), 1957: 13(1-4), 1958: 14(1-4), 1959: 15(1-4), 1960: 16(1-4), 1961: 17(1-4), 1962: 18(1-4), 1963: 19(1-4), 1964: 20(1-4), 1965: 21(1-4), 1966: 22(1-4), 1967: 23(1-4), 1968: 24(1-4), 1969: 25(1-4), 1970: 26(1-4), 1971: 27(1-4), 1972: 28(1-4), 1973: 29(1-4), 1974: 30(1-4), 1975: 31(1-4), 1976: 32(1-4), 1977: 33(1-4), 1978: 34(1-4), 1979: 35(1-4), 1980: 36(1-4), 1981: 37(1-4), 1982: 38(1-4), 1983: 39(1-4), 1984: 40(1-4), 1985: 41(1-4), 1986: 42(1-4), 1987: 43(1-4), 1988: 44(1-4), 1989: 45(1-4), 1990: 46(1-4), 1991: 47(1-4), 1992: 48(1-4), 1993: 49(1-4), 1994: 50(1-4), 1995: 51(1-4), 1996: 52(1-4), 1997: 53(1-4), 1998: 54(1-4), 1999: 55(1-4), 2000: 56(1-4), 2001: 57(1-4), 2002: 58(1-4), 2003: 59(1-4), 2004: 60(1-4), 2005: 61(1-4), 2006: 62(1-4), 2007: 63(1-4), 2008: 64(1-3, 2-4), 2009: 65(1-4), 2010: 66(1-4), 2011: 67(1-4), 2012: 68(1-4), 2013: 69(1-4), 2014: 70(1-4), 2015: 71(1-4), 2016: 72(1-4), 2017: 73(1-4), 2018: 74(1-4), 2019: 75(1-4), 2020: 76(1-4), 2021: 77(1-4), 2022: 78(1-4), 2023: 79(1-4), 2024: 80(1-4), 2025: 81(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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56 to 60, 62, 73 to 75, 77 to 81
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LOCKSS Archive
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In Progress
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2026-02-09
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56 to 58, 65, 81
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LOCKSS Archive
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Preserved
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2026-02-09
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59 to 64, 66 to 80
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CLOCKSS Archive
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Preserved
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2026-02-09
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61, 63 to 72, 76
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Library of Congress
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Preserved
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2025-04-07
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66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 70 (1 to 4); 71 (1 to 4); 72 (1 to 4); 73 (1 to 4); 74 (1 to 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 4); 80 (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 : 12 (1-4); 13 (1-4); 15; 16 (1-4); 18 (2, 3); 19 (1-4); 22 (1-4); 23 (1-4); 24; 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1, 3, 4); 31 (1-4); 33 (2-4); 34 (1-4); 35 (1-4); 36 (1, 2, 3-4); 37 (1-4); 38 (1, 2, 3-4); 39 (1-4); 40 (1, 2, 3-4); 41 (1, 2); 43 (3-4); 44 (1-2, 3-4); 45 (2-3); 46 (4); 47 (1-2, 3, 4); 48 (1-2, 4); 49 (1-2, 3, 4); 50 (1-2, 4); 51 (1, 2-3, 4); 52 (1-2, 3, 4); 53 (1-2); 54; 55 (3-4); 56 (1-2, 3-4); 57 (1-4); 58 (1, 2, 3-4); 59 (1-2, 3-4); 60 (1-2); 63 (2, 4); 64 (1-3); 65 (2-4); 66 (1-4); 67 (1-4); 68 (1-4); 69 (1-4); 70 (1-4); 71 (1, 2, 4); 72 (1-4); 73 (1-4); 74 (1-4); 75 (1-3)
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British Library
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Preserved
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2019-09-18
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Preserved : 70 (1 to 4), 71 (1 to 4), 72 (1 to 4), 73 (1 to 4), 74 (1 to 3)
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