|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1, 2, 3-4); 2 (, 1 to 4); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 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 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 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, 14, 15); 41 (, 1 to 12); 42 (, 1 to 12); 43 (, 1 to 12); 44 (, 1 to 12, 14, 15); 45 (, 1 to 12); 46 (, 1 to 12); 47 (, 1 to 12); 48 (, 1 to 12); 49 (, 1 to 13); 50 (, 1 to 12); 51 (, 1 to 12); 52 (, 1 to 12); 53 (, 1Abstracts, 2 to 12); 54 (, 1Abstracts, 2 to 12); 55 (, 1Abstracts, 2 to 12); 56 (, 1Abstracts, 2 to 12); 57 (, 1Abstracts, 2 to 12); 58 (, 1Abstracts, 2 to 12); 59 (, 1Abstracts, 2 to 12); 60 (, 1Abstracts, 2 to 12); 61 (, 1Abstracts, 2 to 12); 62 (, 1 to 12); 63 (, 1 to 12); 64 (, 1 to 12); 65 (, 1 to 12); 66 (, 1 to 12); 67 (, 1 to 12); 68 (, 1 to 8); 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 46
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 69
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 61
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1965/1966: 1(1-4), 1966: 2(1-4), 1967: 3(1-6), 1968: 4(1-6), 1969: 5(1-6), 1970: 6(1-6), 1971: 7(1-6), 1972: 8(1-6), 1973: 9(1-6), 1974: 10(1-6), 1975: 11(1-6), 1976: 12(1-6), 1977: 13(1-6), 1978: 14(1-6), 1978: 15(1-6), 1979: 16(1-6), 1979: 17(1-6), 1980: 18(1-6), 1980: 19(1-6), 1981: 20(1-6), 1981: 21(1-6), 1982: 22(1-6), 1982: 23(1-6), 1983: 24(1-6), 1983: 25(1-6), 1984: 26(1-6), 1984: 27(1-6), 1985: 28(1-12), 1986: 29(1-12), 1987: 30(1-12), 1988: 31(1-12), 1989: 32(1-12), 1990: 33(1-12), 1991: 34(1-12), 1992: 35(1, S 1, 2-12), 1993: 36(1-12), 1994: 37(1-12), 1995: 38(1, S 1, 2-12), 1996: 39(1, S 1, 2-12), 1997: 40(1-12), 1998: 41(1-12), 1999: 42(1, S 1, 2-12), 2000: 43(1, S 1, 2-12), 2001: 44(1-12), 2002: 45(1-12), 2003: 46(1-12), 2004: 47(1, S 1, 2-12), 2005: 48(1-12), 2006: 49(1-12), 2007: 50(1-12), 2008: 51(1-12), 2009: 52(1-12), 2010: 53(1-12), 2011: 54(1-12), 2012: 55(1, S 1, 2-12), 2013: 56(1-12), 2014: 57(1, S 1, 2-12), 2015: 58(1-12), 2016: 59(1-12), 2017: 60(1-12), 2018: 61(1-12), 2019: 62(1, S 1, 2-12), 2019/2020: 63(1, S 1, 2-12), 2021: 64(1, S 1, 2-12), 2022: 65(1, S 1, 2-12), 2023: 66(1, S 1, 2-12), 2024: 67(1, S 1, 2-12), 2025: 68(1, S 1, 2-12), 2026: 69(1-3)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
62
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 37 (2); 39 (11, 12); 40 (supplement-1, 1-12); 41 (supplement-1, 1-12); 42 (supplement-1, 1-12); 43 (supplement-1, 1-12); 44 (supplement-1, 1-12); 45 (supplement-1, 1-12); 46 (supplement-1, 1-12); 47 (supplement-1, 1-12); 48 (supplement-1, 1-12); 49 (1-12); 50 (supplement-1, 1-12); 51 (1-12); 52 (supplement-1, 1-12); 53 (1-12); 54 (supplement-1, 1-12); 55 (1-12); 56 (supplement-1, 1-12); 57 (supplement-1, 1-12); 58 (1-12); 59 (supplement-1, 1-12); 60 (supplement-1, 1-12); 61 (supplement-1, 1-12); 62 (supplement-1, 1-11); 255 (1)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
59 (6); 60 (5, 10); 61 (S1, 3 to 12); 62 (1, S1, 2 to 12); 63 (1, S1, 2 to 12); 64 (S1, 1 to 12); 65 (1, S1, 2 to 12); 66 (1, S1, 2 to 12); 67 (1, S1, 2 to 10)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (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 (Suppl 1, 1 to 9, 11, 12); 53 (Suppl 1, 1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 9, 11, 12); 59 (1 to 9, 11, 12); 61 (Suppl 1, 1 to 9, 11, 12); 62 (Suppl 1, 1 to 9, 11, 12); 63 (Suppl 1, 1 to 9, 11, 12); 64 (Suppl 1, 1 to 9, 11, 12); 65 (Suppl 1, 1 to 9, 11, 12); 66 (Suppl 1, 1 to 9, 11, 12); 67 (Suppl 1, 1 to 9, 11, 12)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 4 (1 to 9, 11, 12); 5 (1 to 9, 11, 12); 6 (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 (Suppl 1, 1 to 9, 11, 12); 53 (Suppl 1, 1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11, 12); 57 (1 to 9, 11, 12); 58 (1 to 9, 11, 12); 59 (1 to 9, 11, 12); 61 (Suppl 1, 1 to 9, 11, 12); 62 (Suppl 1, 1 to 9, 11, 12); 63 (Suppl 1, 1 to 9, 11, 12); 64 (Suppl 1, 1 to 9, 11, 12); 65 (Suppl 1, 1 to 9, 11, 12); 66 (Suppl 1, 1 to 9, 11, 12); 67 (Suppl 1, 1 to 9, 11, 12)
|
