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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 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1 to 6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 6); 20 (, 1 to 6); 21 (, 1 to 4, 5‐6); 22 (, 1 to 6); 23 (, 1 to 12); 24 (, 1 to 12); 25 (, 1 to 12); 26 (, 1 to 12); 27 (, 1 to 12); 28 (, 1 to 12); 29 (, 1 to 12); 30 (, 1 to 12); 31 (, 1 to 12); 32 (, 1 to 12); 33 (, 1 to 12); 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 4, 6 to 12); 46 (, 1 to 12); 47 (, 1 to 12); 48 (, 1 to 12); 49 (, 1 to 12); 50 (, 1 to 12); 51 (, 1 to 12); 52 (, 1 to 12); 53 (, 1 to 12); 54 (, 1 to 12); 55 (, 1 to 12); 56 (, 1 to 12); 57 (, 1 to 12); 58 (, 1 to 6); 59 (, 1 to 6); 60 (, 1 to 12); 61 (, 1 to 12); 62 (, 1 to 12); 63 (, 1 to 12); 64 (, 1 to 12); 65 (, 9); 72 (, 5); 74 (, 1); 77 (, 1, 8); 78 (, 4); 79 (, 6, 7); 81 (, 10); 82 (, 5, 8, 11); 84 (, 6 to 12); 85 (, 1-2, 3, 4, 6 to 9, 11, 12); 86 (, 1-2, 3 to 12); 87 (, 1-2, 3 to 12); 88 (, 1-2, 3 to 12); 89 (, 1‐2, 3 to 12); 90 (, 1‐2, 3 to 12); 91 (, 1-2, 3 to 12); 92 (, 1-2, 3 to 12); 93 (, 1-2, 3 to 12); 94 (, 1-2, 3 to 12); 95 (, 1-2, 3 to 7, 9 to 12); 96 (, 1-2, 3 to 12); 97 (, 1-2, 3 to 12); 98 (, 1-2, 3 to 12); 99 (, 1-2, 3 to 12); 100 (, 1-2, 3 to 12); 101 (, 1-2, 3 to 12); 102 (, 1-2, 3 to 12); 103 (, 1-2, 3 to 7); 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 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; 1995; 1996; 1999; 2000; 2001; 2003; 2004; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022; 2023; 2024; 2025
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Portico
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Preserved
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2026-02-12
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Preserved : 1925: 1(1-4), 1926: 2(1-4), 1927: 3(1-4), 1928: 4(1-4), 1929: 5(1-4), 1930: 6(1-4), 1931: 7(1-4), 1932: 8(1-6), 1933: 9(1-6), 1934: 10(1-6), 1935: 11(1-6), 1936: 12(1-6), 1937: 13(1-6), 1938: 14(1-6), 1939: 15(1-6), 1940: 16(1-6), 1941: 17(1-6), 1942: 18(1-6), 1943: 19(1-6), 1944: 20(1-6), 1945: 21(1-6), 1946: 22(1-6), 1947: 23(1-12), 1948: 24(1-12), 1949: 25(1-12), 1950: 26(1-12), 1951: 27(1-12), 1952: 28(1-12), 1953: 29(1-12), 1954: 30(1-12), 1955: 31(1-12), 1956: 32(1-12), 1957: 33(1-12), 1958: 34(1-12), 1959: 35(1-12), 1960: 36(1-12), 1961: 37(1-12), 1962: 38(1-12), 1963: 39(1-12), 1964: 40(1-12), 1965: 41(1-12), 1966: 42(1-12), 1967: 43(1-12), 1968: 44(1-12), 1969: 45(1-4, 6-12), 1970: 46(1-12), 1971: 47(1-12), 1972: 48(1-12), 1973: 49(1-12), 1974: 50(1-12), 1975: 51(1-12), 1976: 52(1-12), 1977: 53(1-12), 1978: 54(1-12), 1979: 55(1-12), 1980: 56(1-12), 1981: 57(1-12), 1982: 58(1-6), 1982: 59(1-6), 1983: 60(1, S 1, 2, S 2, 3, S 3, 4-12), 1984: 61(1-12), 1985: 62(1, S1, 2-12), 1986: 63(1-12), 1987: 64(1-12), 1988: 65(1-12), 1989: 66(1-12), 1990: 67(1-12), 1991: 68(1-12), 1992: 69(1-12), 1993: 70(1-12), 1994: 71(1-12), 1995: 72(1-12), 1996: 73(1-6), 1996: 74(1-6), 1997: 75(1-12), 1998: 76(1-12), 1999: 77(1-12), 2000: 78(1-12), 2001: 79(1-12), 2002: 80(1, 3-12), 2003: 81(3-12), 2004: 82(3-12), 2005: 83(3-12), 2006: 84(3-12), 2007: 85(3-12), 2008: 86(1-12), 2009: 87(1-12), 2010: 88(1-12), 2011: 89(1-12), 2012: 90(1-12), 2013: 91(1-12), 2014: 92(1-12), 2015: 93(1-12), 2016: 94(1-12), 2017: 95(1-12), 2018: 96(1-12), 2019: 97(1-12), 2020: 98(1-12), 2021: 99(1-12), 2022: 100(1-12), 2023: 101(1-12), 2024: 102(1-12), 2025: 103(1-2, S1, 3-12), 2026: 104(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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4, 15, 25, 28, 37, 39, 40, 44 to 46, 55, 64, 65, 68 to 103
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 1 (1-2, 3 to 9, 11, 12); 8 (1, 3 to 9, 11, 12); 9 (1?2, 3 to 9, 11, 12); 11 (1-2, 3 to 8, 11, 12); 12 (1-2, 3 to 9, 11, 12); 13 (1-2, 3 to 6, 8, 9); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1?2, 3 to 9, 11, 12); 82 (1?2, 3 to 9, 11, 12); 83 (1?2, 3 to 9, 11, 12); 84 (1?2, 3 to 9, 11, 12); 85 (1?2, 3 to 9, 11, 12); 86 (1?2, 3 to 9, 11, 12); 87 (1?2, 3 to 9, 11, 12); 88 (1?2, 3 to 9, 11, 12); 89 (, 1?2, 3 to 9, 11, 12); 91 (1-2, 3 to 9, 11, 12); 92 (1-2, 3 to 9, 11, 12); 93 (1-2, 3 to 9, 11, 12); 94 (1-2, 3 to 9, 11, 12); 95 (1-2, 3 to 9, 11, 12); 96 (1-2, 3 to 9, 11, 12); 97 (1-2, 3 to 9, 11, 12); 98 (1-2, 3 to 9, 11, 12); 99 (1-2, 3 to 9, 11, 12)
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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 (1-2, 3 to 9, 11, 12); 8 (1?2, 3 to 9, 11, 12); 9 (1?2, 3 to 9, 11, 12); 11 (1-2, 3 to 8, 11, 12); 12 (1-2, 3 to 9, 11, 12); 13 (S1, 1-2, 3 to 6, 8, 9); 75 (1 to 9, 11, 12); 76 (1 to 9, 11, 12); 77 (1 to 9, 11, 12); 78 (1 to 9, 11, 12); 79 (1 to 9, 11, 12); 81 (1?2, 3 to 9, 11, 12); 82 (1?2, 3 to 9, 11, 12); 83 (1?2, 3 to 9, 11, 12); 84 (1?2, 3 to 9, 11, 12); 85 (1?2, 3 to 9, 11, 12); 86 (1?2, 3 to 9, 11, 12); 87 (1?2, 3 to 9, 11, 12); 88 (1?2, 3 to 9, 11, 12); 89 (, 1?2, 3 to 9, 11, 12); 91 (1-2, 3 to 9, 11, 12); 92 (1-2, 3 to 9, 11, 12); 93 (1-2, 3 to 9, 11, 12); 94 (1-2, 3 to 9, 11, 12); 95 (1-2, 3 to 9, 11, 12); 96 (1-2, 3 to 9, 11, 12); 97 (1-2, 3 to 9, 11, 12); 98 (1-2, 3 to 9, 11, 12); 99 (1-2, 3 to 9, 11, 12)
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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 : 84 (7-12); 85 (1-2, 3, 4, 6-12)
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