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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1 to 3); 5 (, 1, 3, 4); 6 (, 1, 3, 4); 7 (, 1 to 3); 8 (, 1 to 4); 9 (, 1, 4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1, 2, 4); 15 (, 1 to 4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 3); 20 (, 4); 21 (, 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 3); 34 (, 2); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 4); 38 (, 1); 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, 3, 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1 to 4); 58 (, 1 to 4); 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1991; 1992; 1993; 1994; 1998; 1999; 2000; 2001; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023
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Internet Archive
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Preserved
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2025-08-08
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1 to 50
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 58
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 58
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Portico
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Preserved
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2026-02-12
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Preserved : 1964/1965: 1(1-4), 1965/1966: 2(1-4), 1966/1967: 3(1-4), 1967/1968: 4(1-4), 1968/1969: 5(1-4), 1969/1970: 6(1-4), 1970/1971: 7(1-4), 1971/1972: 8(1-4), 1972/1973: 9(1-4), 1973/1974: 10(1-4), 1974/1975: 11(1-4), 1975/1976: 12(1-4), 1976/1977: 13(1-4), 1977/1978: 14(1-4), 1978/1979: 15(1-4), 1979/1980: 16(1-4), 1980/1981: 17(1-4), 1981/1982: 18(1-4), 1982/1983: 19(1-4), 1983/1984: 20(1-4), 1984/1985: 21(1-4), 1985/1986: 22(1-4), 1986/1987: 23(1-4), 1987/1988: 24(1-4), 1988/1989: 25(1-4), 1989/1990: 26(1-4), 1990/1991: 27(1-4), 1991/1992: 28(1-4), 1992/1993: 29(1-4), 1993/1994: 30(1-4), 1994/1995: 31(1-4), 1995/1996: 32(1-4), 1996/1997: 33(1-4), 1997/1998: 34(1-4), 1998/1999: 35(1-4), 1999/2000: 36(1-4), 2000/2001: 37(1-4), 2001/2002: 38(1-4), 2002/2003: 39(1-4), 2003/2004: 40(1-4), 2004/2005: 41(1-4), 2005/2006: 42(1-4), 2006/2007: 43(1-4), 2007/2008: 44(1-4), 2008/2009: 45(1-4), 2009/2010: 46(1-4), 2010/2011: 47(1-4), 2012: 48(1-4), 2013: 49(1-4), 2014: 50(1-4), 2015: 51(1-4), 2016: 52(1-4), 2017: 53(1-4), 2018: 54(1-4), 2019: 55(1-4), 2020: 56(1-4), 2021: 57(1-4), 2022/2023: 58(1-4)
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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 : 4 (1 to 4); 5 (1 to 4); 33 (2 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); 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 (sup1, 1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1 to 4); 52 (1 to 4); 53 (1 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (S1, 1 to 4)
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Library of Congress
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Preserved
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2025-04-07
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53 (2 to 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (S1, 1 to 4)
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