|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1, 2); 2 (, 1); 3 (, 1); 4 (, 1); 5 (, 1); 6 (, 1 to 4); 7 (, 1); 8 (, 1); 9 (, 1 to 4); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1); 16 (, 1, 2, 3-4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 3); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 4); 28 (, 1 to 5); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 5); 32 (, 1 to 5); 33 (, 1 to 4); 34 (, 1 to 3); 35 (, 1 to 5); 36 (, 1 to 4); 37 (, 1 to 3); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 5); 41 (, 1 to 4); 42 (, 1, 2, 3-4); 43 (, 1 to 3); 44 (, 1); 45 (, 3-4); 46 (, 1 to 4); 47 (, 1 to 3); 48 (, 1, 2); 49 (, 1, 2); 50 (, 1, 2); 51 (, 1); 52 (, 1, 2); 53 (, 1, 2); 54 (, 1, 2); 55 (, 1, 2); 56 (, 1, 2); 57 (, 1-2); 58 (, 1, 2); 59 (, 1, 2); 60 (, 1, 2); 61 (, 1, 2); 62 (, 1, 2); 63 (, 1, 2); 64 (, 1, 2); 65 (, 1 to 3); 66 (, 1 to 3); 67 (, 2, 3); 68 (, 1 to 3); 69 (, 1 to 3); 70 (, 1 to 3); 71 (, 1 to 3); 72 (, 1 to 3); 73 (, 2, 3); 74 (, 1 to 3); 75 (, 1 to 3); 76 (, 1 to 3); 77 (, 1 to 3); 78 (, 1-2, 3); 79 (, 1 to 3); 1909; 1910; 1913; 1914; 1915; 1917; 1918; 1919; 1921; 1922; 1923; 1924; 1925; 1926; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1942; 1943; 1945; 1946; 1947; 1948; 1949; 1951; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1967; 1968; 1969; 1970; 1971; 1972; 1974; 1975; 1976; 1977; 1978; 1979; 1985; 1986; 1987; 1988; 1989; 1990; 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
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 57
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2000: 55(1-2), 2001: 56(1-2), 2002: 57(1-2), 2003: 58(1-2), 2004: 59(1-2), 2005: 60(1-2), 2006: 61(1-2), 2007: 62(1-2), 2008: 63(1-2), 2009: 64(1), 2010: 65(1-2), 2011: 66(1-2), 2012: 67(1-3), 2013: 68(1-3), 2014: 69(1-3), 2015: 70(1-3), 2016: 71(2-3), 2017: 72(1-3), 2018: 73(1-3), 2019: 74(1-3), 2020: 75(2-3), 2021: 76(2-3), 2022: 77(1-3), 2023: 78(1-3), 2024: 79(1-3), 2025: 80(2)
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 79
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
ahead-of-print to 80
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
80
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1917: 6(1), 1918: 7(1), 1919: 8(1), 1921: 9(1), 1922: 10(1), 1923: 11(1), 1924: 12(1), 1925: 13(1), 1926: 14(1), 1926: 15(1), 1928: 16(1), 1928: 17(1), 1929: 18(1), 1930: 19(1), 1931: 20(1), 1932: 21(1), 1934: 22(1), 1935: 23(1), 1936/1937: 24(1-3), 1937: 25(1-3), 1938: 26(1-3), 1939: 27(1-3), 1940: 28(1-3), 1942: 29(1-3), 1943: 30(1-3), 1945/1946/1947: 31(1-3), 1949: 32(1-3), 1951: 33(1-3), 1954/1955: 34(1-3), 1956/1957/1958: 35(1-3), 1960/1961: 36(1-3), 1963/1964/1967: 37(1-3), 1968/1969: 38(1-3), 1970/1971: 39(1-3), 1971/1972: 40(1-3), 1974/1975: 41(1-3), 1976: 42(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1978: 43(1-3), 1979/1980/1981: 44(1-3), 1983/1984: 45(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1986/1987: 46(1-3), 1989/1990: 47(1-3), 1992/1993: 48(1-2), 1994: 49(1-2), 1995: 50(1-2), 1996: 51(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1997/1998: 52(1-2), 1998: 53(1-2), 1999: 54(1-2), 2000: 55(1-2), 2001: 56(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2003: 58(1-2), 2004: 59(1-2), 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), 2016: 71(1-3), 2017: 72(1-3), 2018: 73(1-3), 2019: 74(1-3), 2020: 75(1-3), 2021: 76(1-3), 2022: 77(1-3), 2023: 78(1-3), 2024: 79(1-3), 2025: 80(1-2)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 6 (2); 7 (1 to 3); 52 (1, 2); 53 (1, 2); 54 (1, 2); 55 (1, 2); 56 (1, 2); 57 (1-2); 58 (2); 59 (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); 71 (1 to 3); 72 (1 to 3); 73 (1 to 3); 74 (1 to 3); 75 (1 to 3); 76 (1 to 3); 77 (1 to 3); 78 (1-2, 3); 79 (1, 2)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
72 (1 to 3); 73 (1 to 3); 74 (1 to 3); 75 (1 to 3); 76 (1 to 3); 77 (1 to 3); 78 (1-2, 3); 79 (1)
|