|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 6); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 12); 7 (, 1 to 12); 8 (, 1 to 12); 9 (, 1 to 12); 10 (, 1 to 12); 11 (, 1 to 12); 12 (, 1 to 12); 13 (, 1 to 12); 14 (, 1 to 12); 15 (, 1 to 12); 16 (, 1 to 12); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 12); 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 10, 11-12); 31 (, 1 to 12); 32 (, 1 to 10, 11-12); 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 12); 46 (, 1 to 12); 47 (, 1 to 12); 48 (, 1 to 12); 49 (, 1 to 12); 50 (, 1 to 12); 51 (, 1 to 10, 11-12); 52 (, 1 to 12); 53 (, 1 to 5, 6-7, 8 to 12); 54 (, 1 to 12); 55 (, 1 to 3, 4-5, 6 to 12); 56 (, 1 to 12); 57 (, 1 to 7, 9 to 12); 58 (, 1, 2, 4, 6-7, 8-9, 10 to 12); 59 (, 1-2, 3, 4-5, 6-7, 8, 9-10, 11-12); 60 (, 1-2, 3-4, 5-6, 7-8, 9, 11); 61 (, 1); 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
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 29
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 61
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1966: 2(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1967: 3(4, 6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1971: 7(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1976: 12(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1979: 15(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1980: 16(2-3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1983: 19(7)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1988: 24(5), 1989: 25(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1993: 29(4, 6), 1994: 30(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1995: 31(8, 12), 1996: 32(6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1998: 34(12), 1999: 35(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2004: 40(11), 2005: 41(2, 8, 11), 2006: 42(1, 6, 12), 2007: 43(4, 6), 2008: 44(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2012/2013: 48(2, 6, 8-12), 2013/2014: 49(1-6, 8-12), 2014: 50(1-9), 2015: 51(1-12), 2016: 52(1-12), 2017: 53(1-12), 2018: 54(1-12), 2019: 55(1-12), 2020: 56(1-12), 2021: 57(1-12), 2022: 58(1-12), 2023: 59(1-12), 2024: 60(1-9, 11), 2025: 61(1, 3-8)
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 51 (11-12); 2015
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
53 (12); 54 (1 to 12); 55 (1 to 4-5, 6 to 12); 56 (1 to 12); 57 (1 to 7-8, 9 to 12); 58 (1, 2-3, 4-5, 6-7, 8-9, 10 to 12); 59 (1-2, 3, 4-5, 6-7, 8, 9-10, 11-12); 60 (1-2, 3-4, 5-6, 7-8)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 4 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 4 (1 to 9, 11, 12); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1, 3, 5, 7, 9); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1 to 9, 11-12); 52 (1 to 9, 11, 12); 53 (1 to 5, 6-7, 8, 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 3, 4-5, 6 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 6, 7-8, 9, 11, 12); 58 (1, 2-3, 4-5, 6-7, 8-9, 11, 12); 59 (1-2, 3, 4-5, 6-7, 8, 9-1)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (1, 3, 5, 7, 9); 33 (1 to 9, 11, 12); 34 (1 to 9, 11, 12); 35 (1 to 9, 11, 12); 36 (1 to 9, 11, 12); 37 (1 to 9, 11, 12); 38 (1 to 9, 11, 12); 39 (1 to 9, 11, 12); 41 (1 to 9, 11, 12); 42 (1 to 9, 11, 12); 43 (1 to 9, 11, 12); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1 to 9, 11-12); 52 (1 to 9, 11, 12); 53 (1 to 5, 6-7, 8, 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 3, 4-5, 6 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 6, 7-8, 9, 11, 12); 58 (1, 2-3, 4-5, 6-7, 8-9, 11, 12); 59 (1-2, 3, 4-5, 6-7, 8, 9-1)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 36 (9-12); 37 (1-12); 38 (1-12); 39 (1-12); 40 (1-11); 41 (1-12); 42 (1-12); 43 (2-12); 44 (1-12); 45 (1-12); 46 (1-12); 47 (1-12); 48 (1-12); 49 (1-12); 50 (1-12); 51 (1-10, 11-12); 52 (1-12); 53 (1-5, 6-7, 8-12); 54 (1-12); 55 (1-3, 4-5, 6-10)
|