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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 15 (2); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1 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 to 4); 82 (, 1 to 4); 83 (, 1 to 4); 84 (, 1 to 4); 85 (, 1 to 4); 86 (, 1 to 4); 87 (, 1 to 4); 88 (, 1 to 4); 89 (, 1 to 3); 106 (, 3); 107 (, 1 to 3); 108 (, 1 to 3); 109 (, 1 to 3); 110 (, 1, 2); 1929; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 1999; 2000; 2001; 2002; 2003; 2004; 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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35 to 105
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LOCKSS Archive
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Preserved
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2026-02-09
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89 to 109
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CLOCKSS Archive
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Preserved
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2026-02-09
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91 to 110
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LOCKSS Archive
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In Progress
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2026-02-09
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110
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Portico
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Preserved
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2026-02-12
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Preserved : 1929: 15(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1977: 62(1-4), 1978: 63(1-4), 1979: 64(1-4), 1980: 65(1-4), 1981: 66(1-4), 1982: 67(1-4), 1983: 68(1-4), 1984: 69(1-4), 1985: 70(1-4), 1986: 71(1-4), 1987: 72(1-4), 1988: 73(1-4), 1989: 74(1-4), 1990: 75(1-4), 1991: 76(1-4), 1992: 77(1-4), 1993: 78(1-4), 1994: 79(1-4), 1995: 80(1-4), 1996: 81(1-4), 1997: 82(1-4), 1998: 83(1-4), 1999: 84(1-4), 2000: 85(1-4), 2001: 86(1-4), 2002: 87(1-4), 2003: 88(1-4), 2004: 89(1-3)
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Portico
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Preserved
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2026-02-12
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Preserved : 2022: 107(1-3), 2023: 108(1-3), 2024: 109(1-3), 2025: 110(1-3)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 1 (2, 3); 9 (1 to 3); 11 (1 to 3); 12 (1 to 3); 13 (1 to 3); 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 82 (1 to 4); 83 (1 to 4); 84 (1 to 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 3); 91 (1 to 3); 92 (1 to 3); 93 (1 to 3); 94 (1 to 3); 95 (1 to 3); 96 (1 to 3); 97 (1 to 3); 98 (1 to 3); 99 (1 to 3)
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Library of Congress
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Preserved
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2025-04-07
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106 (3); 107 (1 to 3); 108 (1 to 3); 109 (1 to 3)
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British Library
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Preserved
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2019-09-18
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Preserved : 89 (3), 90 (1 to 3), 91 (1 to 3), 92 (1 to 3), 93 (1 to 3), 94 (1 to 3), 95 (1 to 3), 96 (1 to 3), 97 (1 to 3), 98 (1 to 3), 99 (1 to 3), 100 (1 to 3), 101 (1 to 3), 102 (1 to 3), 2012-97 (1)
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