|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
7 to 30
|
|
|
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 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 10, 11‐12); 14 (, 1 to 10, 11‐12); 15 (, 1 to 12); 16 (, 1 to 12); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 6, 7‐8, 9 to 12); 21 (, 1 to 12); 22 (, 1 to 5, 6‐7, 8 to 12); 23 (, 1 to 5, 6‐7, 8, 9, 10‐11, 12); 26 (, 1 to 4, 5-6, 7 to 12); 27 (, 1-2, 3, 4, 5-6, 7 to 12); 28 (, 1-2, 3, 4, 5-6, 7 to 12); 29 (, 1-2, 3, 4, 5-6, 7 to 12); 30 (, 1-2, 3, 4, 5-6, 7 to 12); 31 (, 1-2, 3, 4, 5-6, 7 to 12); 32 (, 1-2, 3, 4, 5-6, 7 to 12); 33 (, 1-2, 3, 4, 5-6, 7 to 12); 34 (, 1-2, 3, 4, 5-6, 7 to 12); 35 (, 1 to 4, 5-6, 7 to 12); 36 (, 1 to 3, 5-6, 7 to 12); 37 (, 1 to 4, 5-6, 7 to 12); 38 (, 1 to 12); 39 (, 1 to 12); 40 (, 1 to 12); 41 (, 2 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 12); 52 (, 1 to 8); 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1982; 1983; 1984; 1985; 1986; 1987; 1988; 1989; 1990; 1991; 1992; 1993; 1994; 1995; 1996; 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
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1974: 1(1-6), 1975: 2(1-6), 1976: 3(1-6), 1977: 4(1-6), 1978: 5(1-6), 1979: 6(1-6), 1979/1980: 7(1-6), 1981: 8(1-6), 1982: 9(1-6), 1983: 10(1-6), 1984: 11(1-6), 1985: 12(1-6), 1986: 13(1-12), 1987: 14(1-12), 1988: 15(1-s14), 1989: 16(1-12, s15-s16), 1990: 17(1-12, s17), 1991: 18(1-12), 1992: 19(1-12, S 19), 1993: 20(1-12), 1994: 21(1-12), 1995: 22(1-12), 1996: 23(1-12), 1997: 24(1-12), 1998: 25(1-2, 5-6, 9-12), 1999: 26(1-4, 7-12), 2000: 27(3-4, 7-12), 2001: 28(3-4, 7-12), 2002: 29(3-4, S 4, 7-12), 2003: 30(3-4, 7-12), 2004: 31(3-4, 7-12), 2005: 32(3-4, 7-12), 2006: 33(3-4, 7-12), 2007: 34(3-4, 7-12), 2008: 35(1-12), 2009: 36(1-12), 2010: 37(1-12), 2011: 38(1-12), 2012: 39(1-12), 2013: 40(1-12), 2014: 41(1-12), 2015: 42(1-12), 2016: 43(1-12), 2017: 44(1, S1, 2-12), 2018: 45(1-12), 2019: 46(1-12), 2020: 47(1-12), 2021: 48(1-12), 2022: 49(1-12), 2023: 50(1-12), 2024: 51(1-12), 2025: 52(1-12), 2026: 53(1-2)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
18 to 53
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 3 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 4 (, 1 to 9, 11, 12); 5 (1 to 9, 11, 12); 24 (, 1, 2, 3?4, 5 to 8, 9?1, 11, 12); 25 (S1, 1, 2, 3?4, 5, 6, 7?8, 9, 11, 12); 26 (, 1 to 4, 5?6, 7 to 9, 11, 12); 27 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 28 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 29 (S4, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 31 (, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 32 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 33 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 34 (, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 35 (1 to 4, 5?6, 7 to 9, 11, 12); 36 (1 to 4, 5?6, 7 to 9, 11, 12); 37 (1 to 4, 5?6, 7 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)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 4 (, 1 to 9, 11, 12); 5 (1 to 9, 11, 12); 24 (, 1, 2, 3?4, 5 to 8, 9?1, 11, 12); 25 (S1, 1, 2, 3?4, 5, 6, 7?8, 9, 11, 12); 26 (, 1 to 4, 5?6, 7 to 9, 11, 12); 27 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 28 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 29 (S4, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 31 (, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 32 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 33 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 34 (, 1?2, 3, 4, 5?6, 7 to 9, 11, 12); 35 (1 to 4, 5?6, 7 to 9, 11, 12); 36 (1 to 4, 5?6, 7 to 9, 11, 12); 37 (1 to 4, 5?6, 7 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)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 33 (1-2, 3, 4, 5-6, 7, 8, 12); 34 (s1, 1-2, 3, 4, 5-6, 7-12)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
29 (S4); 32 (12); 37 (1 to 5‐6, 7 to 12); 38 (1 to 12); 39 (1 to 12); 40 (1 to 12, s1); 41 (1 to 12); 42 (1 to 12); 43 (1 to 11); 44 (2, 3, 5, 10 to 12); 45 (1 to 3, 5 to 8, 10 to 12); 46 (1, 2, 4, 6 to 8); 47 (1 to 12); 48 (2 to 12); 49 (1 to 12); 50 (1, 2, 9 to 12); 51 (4, 5)
|