|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
82 to 34
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1 to 4); 5 (, 1 to 4); 6 (, 1 to 6); 7 (, 1, 2, 3-4); 8 (, 1-2, 3-4); 9 (, 1-2, 3-4); 10 (, 1 to 4); 11 (, 1-4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1-2, 3, 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 5); 20 (, 1 to 5); 21 (, 1 to 6); 22 (, 1 to 5); 23 (, 1 to 5); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 5); 27 (, 1 to 7); 28 (, 1 to 6); 29 (, 1 to 4); 30 (, 1 to 5); 31 (, 1 to 5); 32 (, 1 to 4); 33 (, 1 to 5); 34 (, 1 to 6); 35 (, 1 to 4); 36 (, 1 to 5); 37 (, 1 to 5); 38 (, 1 to 5); 39 (, 1 to 5); 40 (, 1 to 5); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 5); 44 (, 1 to 6); 45 (, 1); 46 (, 1 to 4); 47 (, 1); 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
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1963: 57(1, 4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1964: 60(5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1966: 63(4), 1966: 64(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1968: 67(4-5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1970: 72(5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1975: 81(5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1977: 86(5), 1978: 87(1, 4, 7, 10), 1979: 88(2, 5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1979: 1(1-4), 1980: 2(1-4), 1981: 3(1-4), 1936/1982: 4(1-4), 1983: 5(1-4), 1984: 6(1-6), 1985: 7(1-4), 1985: 8(1-4), 1985: 9(1-4), 1986: 10(1-4), 1987: 11(1-4), 1987: 12(1-4), 1988: 13(1-4), 1989: 14(1-4), 1990: 15(1-4), 1942/1991: 16(1-4), 1992: 17(1-4), 1993: 18(1-4), 1994: 19(1-5), 1995: 20(1-5), 1996: 21(1-6), 1997: 22(1-5), 1998: 23(1-5), 1999: 24(1-4), 2000: 25(1-4), 1947/2001: 26(1-6), 2002: 27(1-7), 2003: 28(1-6), 2004: 29(1-4), 2005: 30(1-5), 2006: 31(1-5), 2007: 32(1-3, S 3, 4), 2008: 33(1-5), 2009: 34(1-6), 2010: 35(1-4), 1952/2011: 36(1-5), 1953/2012: 37(1-5), 2013: 38(1-5), 2014: 39(1-5), 1954/2015: 40(1-5), 2016: 41(1-4), 2017: 42(1-4), 1956/2018: 43(1-6), 2019: 44(1-6), 2020: 45(1), 1957/2021: 46(1-5), 2022: 47(1-4), 2023: 48(1-4), 1959/2024: 49(1-4, 6), 2025: 50(1-4), 2026: 51(1), 1961: 54(1)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 51
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1981: 90(2-3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1985: 95(1), 1986: 96(2, 4), 1987: 97(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1988: 98(4)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
37, 44
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
38 to 43
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 47 (2 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 3); 2022; 2023; 2024; 2025
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
43 (1 to 5); 44 (1 to 6); 45 (1); 46 (1 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 50 (1)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 3 (2 to 5); 4 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (Suppl 1, 1 to 4); 25 (1 to 4); 26 (1 to 5); 27 (1 to 7); 28 (1 to 6); 29 (1 to 4); 31 (1 to 5); 32 (Suppl 3, 1 to 4); 33 (1 to 5); 34 (1 to 6); 35 (1 to 4); 36 (1 to 5); 37 (Suppl 1, 1 to 5); 38 (1 to 5); 39 (1 to 5); 41 (1 to 4); 42 (1 to 4); 43 (1 to 5); 44 (1 to 6); 45 (1); 46 (2 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (2 to 5); 4 (1 to 5); 22 (1 to 5); 23 (1 to 5); 24 (Suppl 1, 1 to 4); 25 (1 to 4); 26 (1 to 5); 27 (1 to 7); 28 (1 to 6); 29 (1 to 4); 31 (1 to 5); 32 (Suppl 3, 1 to 4); 33 (1 to 5); 34 (1 to 6); 35 (1 to 4); 36 (1 to 5); 37 (Suppl 1, 1 to 5); 38 (1 to 5); 39 (1 to 5); 41 (1 to 4); 42 (1 to 4); 43 (1 to 5); 44 (1 to 6); 45 (1); 46 (2 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 22 (1-4); 23 (1-5); 24 (supplement-1, 1-4); 25 (1, 2); 26 (3, 5); 27 (3, 5); 28 (1, 3, 5); 29 (2-4); 30 (2-5); 31 (1-3, 5); 32 (supplement-1, 1-4); 33 (1-5); 34 (1-6); 35 (1-4); 36 (1-5); 37 (1-5); 38 (1-5); 39 (1-5); 40 (1-5); 41 (1-4); 42 (1-4); 43 (1-5); 44 (1-5)
|