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Internet Archive
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Preserved
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2025-08-08
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1 to 32
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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 3); 2 (, 1 to 3); 3 (, 1 to 3); 4 (, 1 to 3); 5 (, 1 to 3); 6 (, 1 to 3); 7 (, 1 to 3); 8 (, 1 to 3); 9 (, 1 to 3); 10 (, 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 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 12); 35 (, 1 to 12); 36 (, 1 to 12); 37 (, 1 to 12); 38 (, 1 to 12); 39 (, 1 to 12); 40 (, 1 to 12); 41 (, 1 to 12); 42 (, 1 to 12); 43 (, 1 to 12); 44 (, 1 to 12); 45 (, 1 to 12); 46 (, 1 to 12); 47 (, 1 to 12); 48 (, 1 to 4, 310, 313 to 317); 49 (, 318 to 329); 50 (, 330 to 341); 51 (, 1, 342 to 353); 52 (, 1, 354 to 365); 53 (, 366 to 379); 54 (, 380 to 393); 55 (, 394 to 408); 56 (, 01, 409 to 422); 57 (, 1 to 12, 14, 15); 58 (, 1 to 14, 15-16); 59 (, 1 to 15); 60 (, 1 to 15); 61 (, 1 to 15); 62 (, 1 to 15); 63 (, 1 to 18); 64 (, 1 to 18); 65 (, 1 to 22); 66 (, 1 to 12, 14 to 22); 67 (, 1 to 22); 68 (, 1 to 20, 21-22); 69 (, 1 to 13, 17 to 22); 70 (, 1 to 7, 9, 11, 16 to 22); 71 (, 3 to 8, 10 to 19, 21, 22); 72 (, 1, 2, 4 to 20, 22); 73 (, 1 to 22); 74 (, 1 to 8, 10, 14 to 18, 20); 75 (, 1 to 7, 9 to 12, 16, 17, 20 to 22); 76 (, 1 to 3); 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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1 to 62
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Portico
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Preserved
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2026-02-12
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Preserved : 1950: 1(1-3), 1951: 2(1-3), 1952: 3(1-3), 1953: 4(1-3), 1954: 5(1-3), 1955: 6(1-3), 1956: 7(1-3), 1957: 8(1-3), 1958: 9(1-3), 1959: 10(1-3), 1960: 11(1-3), 1961: 12(1-3), 1962: 13(1-3), 1963: 14(1-3), 1964: 15(1-3), 1965: 16(1-4), 1966: 17(1-4), 1967: 18(1-4), 1968: 19(1-4), 1969: 20(1-4), 1970: 21(1-4), 1971: 22(1-4), 1972: 23(1-4), 1973: 24(1-6), 1974: 25(1-6), 1975: 26(1-6), 1976: 27(1-6), 1977: 28(1-6), 1978: 29(1-6), 1979: 30(1-6), 1980: 31(1-6), 1981: 32(1-6), 1982: 33(1-6), 1983: 34(1-12), 1984: 35(1-12), 1985: 36(1-12), 1986: 37(1-12), 1987: 38(1-12), 1988: 39(1-12), 1989: 40(1-12), 1990: 41(1-12), 1991: 42(1-12), 1992: 43(1-12), 1993: 44(1-12), 1994: 45(1-12, Special Issue ial_Issue), 1995: 46(1-12, Special Issue ial_issue), 1996: 47(1-12, Special Issue ial_Issue), 1997: 48(1-12, Special Issue ial_Issue), 1998: 49(318-329), 1999: 50(330-341, Special Issue ial_Issue), 2000: 51(342-353), 2001: 52(354-361, 363, 365), 2002: 53(367-369, 371, 373-378), 2003: 54(380-384, 386-393), 2004: 55(394-399, 401-408), 2005: 56(409-422), 2006: 57(1-15), 2007: 58(1-14), 2008: 59(1-15), 2009: 60(1-15), 2010: 61(1-15), 2010/2011: 62(1-15), 2011/2012: 63(1-18), 2012/2013: 64(1-18), 2013/2014: 65(1-22), 2014/2015: 66(1-22), 2015/2016: 67(1-22), 2016/2017: 68(1-22), 2017/2018: 69(1-22), 2019: 70(1-22), 2020: 71(1-2, 4-22), 2021: 72(1-22), 2022: 73(1-22), 2023: 74(1-22), 2024: 75(1-22), 2025: 76(1-22), 2026: 77(1-3)
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LOCKSS Archive
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Preserved
|
2026-02-09
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56, 58 to 75
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CLOCKSS Archive
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In Progress
|
2026-02-09
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59, 67 to 76
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CLOCKSS Archive
|
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Preserved
|
2026-02-09
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60 to 66
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LOCKSS Archive
|
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In Progress
|
2026-02-09
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76
|
|
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National Digital Preservation Program, China
|
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Preserved
|
2025-12-04
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Preserved : ; 6 (1 to 9, 11 to 15); 7 (1 to 9, 11 to 19, 21, 22); 57 (1 to 9, 11 to 15); 58 (1 to 9, 11 to 14, 15-16); 59 (1 to 9, 11 to 15); 61 (1 to 9, 11 to 15); 62 (1 to 9, 11 to 15); 63 (1 to 9, 11 to 18); 64 (1 to 9, 11 to 18); 65 (1 to 9, 11 to 19, 21, 22); 66 (1 to 9, 11 to 19, 21, 22); 67 (1 to 9, 11 to 19, 21, 22); 68 (1 to 9, 11 to 19, 21-22); 69 (1 to 9, 11 to 19, 21, 22); 71 (1 to 9, 11 to 15, 17 to 19, 21, 22); 72 (1 to 9, 11 to 19, 21, 22); 73 (1 to 9, 12 to 18, 21, 22); 74 (1 to 9, 12 to 19, 21, 22); 75 (1 to 9, 11 to 13, 16, 18, 19, 21); 76 (1 to 8, 11 to 16)
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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Preserved : ; 6 (1 to 9, 11 to 15); 7 (1 to 9, 11 to 19, 21, 22); 57 (1 to 9, 11 to 15); 58 (1 to 9, 11 to 14, 15-16); 59 (1 to 9, 11 to 15); 61 (1 to 9, 11 to 15); 62 (1 to 9, 11 to 15); 63 (1 to 9, 11 to 18); 64 (1 to 9, 11 to 18); 65 (1 to 9, 11 to 19, 21, 22); 66 (1 to 9, 11 to 19, 21, 22); 67 (1 to 9, 11 to 19, 21, 22); 68 (1 to 9, 11 to 19, 21-22); 69 (1 to 9, 11 to 19, 21, 22); 71 (1 to 9, 11 to 15, 17 to 19, 21, 22); 72 (1 to 9, 11 to 19, 21, 22); 73 (1 to 9, 12 to 18, 21, 22); 74 (1 to 9, 12 to 19, 21, 22); 75 (1 to 9, 11 to 13, 16, 18, 19, 21); 76 (1 to 8, 11, 12)
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 2 (1); 4 (2, 3); 5; 6; 7 (1, 3); 8 (2, 3); 9 (1-3); 10 (1-3); 11 (2, 3); 12 (2, 3); 13; 14 (2, 3); 15 (1-3); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-6); 25 (1-6); 26 (1-6); 27 (1-6); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-6); 33 (1-6); 34 (1, 3-12); 35 (1-12); 36 (1-12); 37 (1-12); 38 (1-12); 39 (1-12); 40 (1-12); 41 (1-12); 42 (1, 2, 4-12); 43 (1-12); 44 (1-12); 45 (1-12); 46 (1-12)
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