|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1, 2, 4); 5 (, 1, 2, 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 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 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 6); 37 (, 1 to 6); 38 (, 1 to 6); 39 (, 1 to 6); 40 (, 1 to 3); 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
|
|
|
21
|
|
|
CLOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
1 to 19, 21, 32 to 40
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
1 to 17, 40
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1986: 1(1-4), 1987: 2(1-4), 1988: 3(1-4), 1989: 4(1-4), 1990: 5(1-2, 4), 1991: 6(1-4), 1992: 7(1-4), 1993: 8(1-4), 1994: 9(1-4), 1995: 10(1-4), 1996: 11(1-4), 1997: 12(1-4), 1998: 13(1-4), 1999: 14(1-4), 2000: 15(1-4), 2001: 16(1-4), 2002: 17(1-4), 2003: 18(1-4), 2004: 19(1-4), 2005: 20(1-4), 2006: 21(1-4), 2007: 22(1-4), 2008: 23(1-4), 2009: 24(1-4), 2010: 25(1-4), 2011: 26(1-4), 2012: 27(1-4), 2013: 28(1-6), 2014: 29(1-6), 2015: 30(1-6), 2016: 31(1-6), 2017: 32(1-6), 2018: 33(1-6), 2019: 34(1-6), 2020: 35(1-6), 2021: 36(1, 4-6), 2022: 37(1-6), 2023: 38(1-6), 2024: 39(1-6), 2025: 40(1-6)
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
18 to 39
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
20, 22 to 31
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 6); 29 (1 to 6); 30 (1 to 6); 31 (1, 2, 4, 5); 32 (1, 6); 34 (2 to 6); 35 (1 to 6); 36 (1 to 6); 37 (1 to 6); 38 (1 to 6); 39 (1 to 5)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 1 (1-4); 2 (1-4); 3 (1-4); 4 (1-4); 5 (1, 2, 4); 6 (1-4); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1-4); 11 (1-4); 12 (1-4); 13 (1-4); 14 (1-4); 15 (1-4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-3); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-6); 29 (1-6); 30 (1-6); 31 (1-6); 32 (1-6); 33 (1-6); 34 (1-5)
|
|
|
British Library
|
|
Preserved
|
2019-09-18
|
|
|
Preserved : 29 (1 to 6), 30 (1 to 5), 31 (1 to 6), 32 (1 to 6), 33 (1 to 5)
|
