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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 (, 5 to 8); 3 (, 1-2, 3-4); 4 (, 1); 5 (, 1); 6 (, 1); 7 (, 1); 8 (, 1); 9 (, 1); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 1); 16 (, 1); 17 (, 1); 18 (, 1); 19 (, 1); 20 (, 1); 21 (, 1); 22 (, 1); 23 (, 1); 24 (, 1); 25 (, 1); 26 (, 1); 27 (, 1); 28 (, 1); 29 (, 1); 30 (, 1); 31 (, 1); 32 (, 1); 33 (, 1); 34 (, 1); 35 (, 1); 36 (, 1); 37 (, 1); 38 (, 1); 39 (, 1); 40 (, 1); 41 (, 1); 42 (, 1); 43 (, 1); 44 (, 1); 45 (, 1); 46 (, 1); 47 (, 1); 48 (, 1); 49 (, 1); 50 (, 1); 51 (, 1); 52 (, 1); 53 (, 1); 54 (, 1); 55 (, 1); 56 (, 1); 57 (, 1); 58 (, 1); 59 (, 1); 60 (, 1, 2); 61 (, 1, 2); 62 (, 1, 2); 63 (, 1, 2); 64 (, 1, 2); 65 (, 1 to 3); 66 (, 1 to 3); 67 (, 1 to 3); 68 (, 1 to 3); 69 (, 1 to 3); 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, 2); 1937; 1938; 1939; 1946; 1947; 1949; 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 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; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 1997; 1998; 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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39 to 60
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LOCKSS Archive
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Preserved
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2026-02-09
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65 to 67
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CLOCKSS Archive
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Preserved
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2026-02-09
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65 to 70
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Portico
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Preserved
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2026-02-12
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Preserved : 1937/1938: 1(1-4), 1938/1939: 2(5-8), 1946/1947: 3(1-4)
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Portico
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Preserved
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2026-02-12
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Preserved : 1949: 4(1), 1950: 5(1), 1951: 6(1), 1952: 7(1), 1953: 8(1), 1954: 9(1), 1955: 10(1), 1956: 11(1), 1957: 12(1), 1958: 13(1), 1959: 14(1), 1960: 15(1), 1961: 16(1), 1962: 17(1), 1963: 18(1), 1964: 19(1), 1965: 20(1), 1966: 21(1), 1967: 22(1), 1968: 23(1), 1969: 24(1), 1970: 25(1), 1971: 26(1), 1972: 27(1), 1973: 28(1), 1974: 29(1), 1975: 30(1), 1976: 31(1), 1977: 32(1), 1978: 33(1), 1979: 34(1), 1980: 35(1), 1981: 36(1), 1982: 37(1), 1983: 38(1), 1984: 39(1), 1985: 40(1), 1986: 41(1), 1987: 42(1), 1988: 43(1), 1989: 44(1), 1990: 45(1), 1991: 46(1), 1992: 47(1), 1993: 48(1), 1994: 49(1), 1995: 50(1), 1996: 51(1), 1997: 52(1), 1998: 53(1), 1999: 54(1), 2000: 55(1), 2001: 56(1), 2002: 57(1), 2003: 58(1), 2004: 59(1), 2005: 60(1-2), 2006: 61(1-2), 2007: 62(1-2), 2008: 63(1-2), 2009: 64(1-2), 2010: 65(1-3), 2011: 66(1-3), 2012: 67(1-3), 2013: 68(1-3), 2014: 69(1-3), 2015: 70(1-3)
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 79
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 80
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LOCKSS Archive
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In Progress
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2026-02-09
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80
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Portico
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Preserved
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2026-02-12
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Preserved : 2015: 70(1-4), 2016: 71(1-4), 2017: 72(1-4), 2018: 73(1-4), 2019: 74(1-4), 2020: 75(1-4), 2021: 76(1-4), 2022: 77(1-4), 2023: 78(1-4), 2024: 79(1-4), 2025: 80(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 : 72 (2 to 4); 73 (1, 2)
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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 : 72 (2 to 4); 73 (1, 2)
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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 : 6 (1, 2); 7 (1 to 4); 8 (1); 52; 53; 54; 55; 56; 57; 58; 59; 61 (2); 62 (1, 2); 63 (1, 2); 64 (1, 2); 65 (1 to 3); 66 (1 to 3); 67 (1 to 3); 68 (1 to 3); 69 (1 to 3); 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)
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Library of Congress
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Preserved
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2025-04-07
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72 (1 to 4); 73 (1 to 4); 74 (1, 3, 4); 75 (1 to 4); 76 (1 to 4); 77 (1 to 4); 78 (1 to 4); 79 (1 to 3)
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