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Internet Archive
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Preserved
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2025-08-08
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50 to 61
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 60 (1 to 4); 61 (, 1 to 3); 63 (, 2 to 4); 64 (, 2 to 4); 65 (, 1 to 4); 66 (, 1 to 4); 67 (, 1 to 5); 68 (, 1 to 5); 69 (, 1 to 5); 70 (, 1 to 5); 71 (, 1 to 5); 72 (, 1 to 5); 73 (, 1 to 5); 74 (, 1 to 5); 75 (, 1 to 5); 76 (, 1 to 5); 77 (, 1 to 5); 78 (, 1 to 5); 79 (, 1 to 5); 80 (, 1 to 5); 81 (, 1 to 5); 82 (, 1 to 5); 83 (, 1 to 5); 84 (, 1 to 5); 1998; 1999; 2001; 2002; 2003; 2004; 2005; 2006; 2007; 2008; 2009; 2010; 2011; 2012; 2013; 2014; 2015; 2016; 2017; 2018; 2019; 2020; 2021; 2022
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|
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Portico
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Preserved
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2026-02-12
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Preserved : 1934: 1(1-2), 1935: 2(1-2), 1936: 3(1-2), 1937: 4(1-2), 1938: 5(1-2), 1939: 6(1-2), 1941: 7(1-2), 1946: 8(1-2), 1947: 9(1-2), 1948: 10(1-2), 1949: 11(1-2), 1950: 12(1-2), 1951: 13(1-2), 1952: 14(1-2), 1953: 15(1-2), 1954: 16(1-2), 1955: 17(1-2), 1956: 18(1-2), 1957: 19(1-2), 1958: 20(1-2), 1959: 21(1-2), 1960: 22(1-2), 1961: 23(1-2), 1962: 24(1-2), 1963: 25(1-2), 1964: 26(1-3), 1965: 27(1-3), 1966: 28(1-3), 1967: 29(1-3), 1968: 30(1-3), 1969: 31(1-3), 1970: 32(1-3), 1971: 33(1-3), 1972: 34(1-3), 1973: 35(1-3), 1974: 36(1-3), 1975: 37(1-3), 1976: 38(1-3), 1977: 39(1-3), 1978: 40(1-3), 1979: 41(1-3), 1980: 42(1-3), 1981: 43(1-3), 1982: 44(1-3), 1983: 45(1-3), 1984: 46(1-3), 1985: 47(1-3), 1986: 48(1-3), 1987: 49(1-3), 1988: 50(1-3), 1989: 51(1-3), 1990: 52(1-3), 1991: 53(1-3), 1992: 54(1-3), 1993: 55(1-4), 1994: 56(1-4), 1995: 57(1-4), 1996: 58(1-4), 1997: 59(1-4), 1998: 60(1-4), 1999: 61(1-4), 2000: 62(1-4), 2001: 63(1-4), 2002: 64(1-4), 2003: 65(1-4), 2004: 66(1-4), 2005: 67(1-5), 2006: 68(1-5), 2007: 69(1-5), 2008: 70(1-5), 2009: 71(1-5), 2010: 72(1-5), 2011: 73(1-5), 2012: 74(1-5), 2013: 75(1-5), 2014: 76(1-5), 2015: 77(1-5), 2016: 78(1-5), 2017: 79(1-5), 2018: 80(1-5), 2019: 81(1-5), 2020: 82(1-5), 2021: 83(1-5), 2022: 84(1-5), 2023: 85(1-5), 2024: 86(1-5), 2025: 87(1-5)
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|
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LOCKSS Archive
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Preserved
|
2026-02-09
|
|
|
84 to 86
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CLOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
84 to 87
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
87
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
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|
59 to 84
|
|
|
Portico
|
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Preserved
|
2026-02-12
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|
|
Preserved : 1997: 59(1-4), 1998: 60(1-4), 1999: 61(1-4), 2000: 62(1-4), 2001: 63(1-4), 2002: 64(1-4), 2003: 65(1-4), 2004: 66(1-4), 2005: 67(1-5), 2006: 68(1-5), 2007: 69(1-5), 2008: 70(1-5), 2009: 71(1-5), 2010: 72(1-5), 2011: 73(1-5), 2012: 74(1-5), 2013: 75(1-5), 2014: 76(1-5), 2015: 77(1-5), 2016: 78(1-5), 2017: 79(1-5), 2018: 80(1-5), 2019: 81(1-5), 2020: 82(1-5), 2021: 83(1-5), 2022: 84(1-5)
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|
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National Library of the Netherlands
|
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Preserved
|
2024-12-15
|
|
|
Preserved : 68 (1-5); 69 (1-5)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 6 (1 to 4); 7 (1 to 5); 8 (1 to 5); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 5); 68 (1 to 5); 69 (1 to 5); 71 (1 to 5); 72 (1 to 5); 73 (1 to 5); 74 (1 to 5); 75 (1 to 5); 76 (1 to 5); 77 (1 to 5); 78 (1 to 5); 79 (1 to 5); 81 (1 to 5); 82 (1 to 5); 83 (1 to 5); 84 (1 to 5)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 6 (1 to 4); 7 (1 to 5); 8 (1 to 5); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 5); 68 (1 to 5); 69 (1 to 5); 71 (1 to 5); 72 (1 to 5); 73 (1 to 5); 74 (1 to 5); 75 (1 to 5); 76 (1 to 5); 77 (1 to 5); 78 (1 to 5); 79 (1 to 5); 81 (1 to 5); 82 (1 to 5); 83 (1 to 5); 84 (1 to 5)
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|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 64 (1); 2002
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