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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 4); 9 (, 1 to 4); 10 (, 1 to 4); 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); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1 to 3); 26 (, 1 to 3); 27 (, 1 to 3); 28 (, 1 to 3); 29 (, 1 to 3); 30 (, 1 to 3); 31 (, 1 to 3); 32 (, 1 to 3); 33 (, 1 to 3); 34 (, 1 to 3); 35 (, 1 to 3); 36 (, 1 to 3); 37 (, 1 to 3); 38 (, 1-2, 3); 39 (, 1 to 3); 40 (, 1-2, 3); 41 (, 1, 2-3); 42 (, 1-2, 3); 43 (, 1-2, 3); 44 (, 1, 2-3); 45 (, 1 to 3); 46 (, 1, 2-3); 47 (, 1 to 3); 48 (, 1 to 3); 49 (, 1 to 3); 50 (, 1 to 3); 51 (, 1 to 3); 52 (, 1 to 3); 53 (, 1 to 3); 54 (, 1 to 3); 55 (, 1 to 3); 56 (, 1 to 3); 57 (, 1, 2-3); 58 (, 1 to 3); 59 (, 1 to 3); 60 (, 1 to 3); 61 (, 1 to 3); 62 (, 1 to 3); 63 (, 1, 2); 64 (, 1, 2-3); 65 (, 1-2, 3); 66 (, 1 to 3); 67 (, 1 to 3); 68 (, 1 to 3); 69 (, 1 to 3); 70 (, 1 to 3); 71 (, 1-2, 3); 72 (, 1, 2-3); 73 (, 1, 2-3); 74 (, 1-2, 3); 75 (, 1 to 3); 76 (, 1 to 3); 77 (, 1, 2-3); 78 (, 1 to 3); 79 (, 1 to 3); 80 (, 1 to 3); 81 (, 1 to 3); 82 (, 1-2, 3); 83 (, 1 to 3); 84 (, 1 to 3); 85 (, 1 to 3); 86 (, 1 to 3); 87 (, 1 to 5); 88 (, 1 to 4); 89 (, 1 to 4); 90 (, 1 to 3); 91 (, 1 to 3); 92 (, 1 to 3); 93 (, 1 to 3); 94 (, 1 to 4); 95 (, 1 to 4); 96 (, 1 to 6); 97 (, 1 to 5); 98 (, 1 to 5); 99 (, 1); 100 (, 1, 2); 101 (, 1); 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920; 1921; 1922; 1923; 1924; 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; 1962; 1963; 1964; 1965; 1966; 1968; 1970; 1971; 1972; 1974; 1975; 1976; 1977; 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
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LOCKSS Archive
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In Progress
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2026-02-09
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Portico
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Preserved
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2026-02-12
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Preserved : 1910/1911: 1(1-4), 1912/1913: 2(1-4), 1913/1914: 3(1-4), 1914/1915: 4(1-4), 1915/1916: 5(1-4), 1916/1917: 6(1-4), 1917/1918: 7(1-4), 1918/1919: 8(1-4), 1919/1920: 9(1-4), 1920: 10(1-4), 1921: 11(1-3), 1922: 12(1-3), 1923: 13(1-3), 1924: 14(1-3), 1924/1925: 15(1-3), 1925/1926: 16(1-3), 1926/1927: 17(1-3), 1927: 18(1-3), 1927/1928: 19(1-3), 1928/1929: 20(1-3), 1929: 21(1-3), 1930: 22(1-3), 1930: 23(1-3), 1931: 24(1-3), 1931/1932: 25(1-3), 1932: 26(1-3), 1933: 27(1-3), 1933/1934: 28(1-3), 1934: 29(1-3), 1935: 30(1-3), 1935: 31(1-3), 1936: 32(1-3), 1936: 33(1-3), 1937: 34(1-3), 1937/1938: 35(1-3), 1938: 36(1-3), 1938/1939: 37(1-3), 1939: 38(1-3), 1939/1940: 39(1-3), 1940: 40(1-3), 1940/1941: 41(1-3), 1941: 42(1-3), 1942: 43(1-3), 1942: 44(1-3), 1943: 45(1-3), 1944/1945: 46(1-3), 1945/1946: 47(1-3), 1947/1948: 48(1-3), 1948/1949: 49(1-3), 1950/1951/1952: 50(1-3), 1952/1953: 51(1-3), 1954: 52(1-3), 1955: 53(1-3), 1956: 54(1-3), 1957: 55(1-3), 1958/1959: 56(1-3), 1960: 57(1-3), 1962/1963: 58(1-3), 1964/1965/1966: 59(1-3), 1968/1970/1971: 60(1-3), 1972/1974: 61(1-3), 1975/1976: 62(1-3), 1977: 63(1-2)
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 105
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Portico
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Preserved
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2026-02-12
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Preserved : 1985: 64(1-3), 1986: 65(1-3), 1987: 66(1-3), 1988: 67(1-3), 1989: 68(1-3), 1990: 69(1-3), 1991: 70(1-3), 1992: 71(1-3), 1993: 72(1-3), 1994: 73(1-3), 1995: 74(1-3), 1996: 75(1-3), 1997: 76(1-3), 1998: 77(1-3), 1999: 78(1-3), 2000: 79(1-3), 2001: 80(1-3), 2002: 81(1-3), 2003: 82(1-3), 2004: 83(1-3), 2005: 84(1-3), 2006: 85(1-3), 2007: 86(1-3), 2008: 87(1-5), 2009: 88(1-4), 2010: 89(1-4), 2011: 90(1-3), 2012: 91(1, S 1, 2-3), 2013: 92(1-3), 2014: 93(1-3), 2015: 94(1-4), 2016: 95(1-4), 2017: 96(1-6), 2018: 97(1-5), 2019: 98(1-5), 2020: 99(1), 2021: 100(1-2), 2022: 101(1-2), 2023: 102(1-2), 2024: 103(1-2), 2025: 104(1-2), 2026: 105(1)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 101 (2); 102 (, 1, 2); 103 (, 1, 2); 104 (, 1, 2); 2022; 2023; 2024; 2025
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Library of Congress
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Preserved
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2025-04-07
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97 (S1, 1 to 5); 98 (1 to 5); 99 (1); 100 (1, 2); 101 (1, 2); 102 (1, 2); 103 (1, 2)
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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); 8 (1 to 3); 9 (1 to 3); 11 (1, 2); 12 (1, 2); 13 (1, 2); 76 (1 to 3); 77 (1, 2); 78 (1 to 3); 79 (1 to 3); 81 (1 to 3); 82 (1, 3); 83 (1 to 3); 84 (1 to 3); 85 (1 to 3); 86 (1 to 3); 87 (1 to 5); 88 (1 to 4); 89 (1 to 4); 91 (Suppl 1, 1 to 3); 92 (Suppl 2, 1 to 3); 93 (Suppl 1, 1 to 3); 94 (Suppl 2, 1 to 4); 95 (Suppl 1, 1 to 4); 96 (Suppl 1, 1 to 6); 97 (Suppl 1, 1 to 5); 98 (1 to 5); 99 (1)
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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); 8 (1 to 3); 9 (1 to 3); 11 (1, 2); 12 (1, 2); 13 (1, 2); 76 (1 to 3); 77 (1, 2); 78 (1 to 3); 79 (1 to 3); 81 (1 to 3); 82 (1, 3); 83 (1 to 3); 84 (1 to 3); 85 (1 to 3); 86 (1 to 3); 87 (1 to 5); 88 (1 to 4); 89 (1 to 4); 91 (Suppl 1, 1 to 3); 92 (Suppl 2, 1 to 3); 93 (Suppl 1, 1 to 3); 94 (Suppl 2, 1 to 4); 95 (Suppl 1, 1 to 4); 96 (Suppl 1, 1 to 6); 97 (Suppl 1, 1 to 5); 98 (1 to 5); 99 (1)
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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 : 83 (3); 84 (1); 86 (2, 3); 87 (1-5); 88 (1-4); 89 (1-4); 90 (1-3); 91 (1-3); 92 (supplement-1, 1-3); 93 (supplement-1, 1-3); 94 (supplement-1, 1-4); 95 (supplement-1, 1-4); 96 (supplement-1, 1-6); 97 (supplement-1, 1-5); 98 (1-3)
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