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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 27 (1); 28 (, 1); 29 (, 1); 30 (, 1); 31 (, 1); 32 (, 1); 33 (, 1); 34 (, 1); 35 (, 1); 36 (, 1, 2); 37 (, 1 to 6); 38 (, 1 to 6); 39 (, 1 to 6); 40 (, 1 to 6); 41 (, 1 to 6); 42 (, 1 to 6); 43 (, 1 to 6); 44 (, 1 to 6); 45 (, 1 to 6); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 6); 49 (, 1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 6); 53 (, 1 to 5); 54 (, 1 to 6); 55 (, 1 to 6); 56 (, 1 to 6); 57 (, 1 to 6); 58 (, 1 to 6); 59 (, 1 to 6); 60 (, 1 to 6); 61 (, 1 to 6); 62 (, 1 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 6); 66 (, 1 to 6); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 6); 70 (, 1 to 6); 71 (, 1 to 6); 72 (, 1 to 6); 73 (, 1 to 6); 74 (, 1 to 6); 75 (, 1 to 6); 76 (, 1 to 6); 77 (, 1 to 6); 78 (, 1 to 6); 79 (, 1 to 6); 80 (, 1 to 6); 81 (, 1 to 6); 82 (, 1 to 6); 83 (, 1 to 6); 84 (, 1 to 6); 85 (, 1 to 6); 86 (, 1 to 6); 87 (, 1 to 6); 88 (, 1 to 6); 89 (, 1 to 6); 90 (, 1 to 6); 91 (, 1 to 6); 92 (, 1 to 6); 93 (, 1 to 6); 94 (, 1 to 6); 95 (, 1 to 6); 96 (, 1 to 6); 97 (, 1 to 6); 98 (, 1 to 6); 99 (, 1 to 6); 100 (, 1 to 6); 101 (, 1 to 6); 102 (, 1 to 6); 103 (, 1 to 6); 104 (, 5); 105 (, 2 to 6); 106 (, 1 to 6); 107 (, 1 to 6); 108 (, 1 to 6); 109 (, 1 to 6); 110 (, 1 to 3); 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
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Internet Archive
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Preserved
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2025-08-08
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17 to 79
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 103
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Portico
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Preserved
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2026-02-12
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Preserved : 1979: 27(1), 1979: 28(1), 1979: 29(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1980: 31(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1982: 34(1), 1983: 35(1), 1984: 36(1, S 1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1985: 37(5-6), 1986: 38(2), 1986: 39(3-6), 1987: 40(2-4, 6), 1987: 41(5), 1988: 43(2, 6), 1989: 44(1, 3), 1989: 45(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 1991: 49(4), 1992: 50(2, 4), 1992: 51(5)
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Portico
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Preserved
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2026-02-12
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Preserved : 1993: 53(6), 1994: 54(4), 1994: 55(4-5), 1995: 56(1, 6), 1995: 57(3), 1996: 59(1, S 1, 2-5), 1997: 60(1-6), 1997: 61(1, S 1, 2-6), 1998: 62(1-6), 1998: 63(1-6), 1999: 64(1-6), 1999: 65(1-6), 2000: 66(1-6), 2000: 67(1-6), 2001: 68(1-6), 2001: 69(1-6), 2001/2002: 70(1-6), 2002: 71(1-6), 2003: 72(1-6), 2003: 73(1-6), 2004: 74(1, S 1, 2-6), 2004: 75(1-6), 2005: 76(1-6), 2005: 77(1-6), 2006: 78(1, S 1, 2-6), 2006: 79(1-6), 2007: 80(1, S 1, 2-6), 2007: 81(1-6), 2008: 82(1-6), 2008: 83(1-6), 2009: 84(1-6), 2009: 85(1-6), 2010: 86(1-6), 2010: 87(1-6), 2011: 88(1-6), 2011: 89(1-6), 2012: 90(1-6), 2012: 91(1-3, 5), 2013: 92(1-6), 2013: 93(1, 3-4, 6), 2014: 94(1-6), 2014: 95(1-4, 6), 2015: 96(1-6), 2015: 97(1-6), 2016: 98(1-6), 2016: 99(1-6), 2017: 100(1, S 1, 2-6), 2017: 101(1-6), 2018: 102(1, S 1, 2-6), 2018: 103(1-6), 2019: 104(1, S 1, 2-6), 2019: 105(1-6), 2019/2020: 106(1-6), 2020: 107(1-6), 2021: 108(1-6), 2021: 109(1-4, 6), 2022: 110(1-3)
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LOCKSS Archive
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In Progress
|
2026-02-09
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104, 105
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|
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Scholars Portal
|
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Preserved
|
2025-09-02
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Preserved : 110 (4 to 6); 111 (, 1 to 6); 112 (, 1 to 6); 113 (, 1 to 6); 114 (, 1 to 6); 115 (, 1 to 6); 116 (, 1); 2022; 2023; 2024; 2025
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Library of Congress
|
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Preserved
|
2025-04-07
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102 (S1, 1 to 6); 103 (1 to 6); 104 (1, S1, 2 to 6); 105 (1 to 6); 106 (1 to 6); 107 (1 to 6); 108 (1 to 6); 109 (1 to 3, 5, 6); 110 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 4)
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National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 1 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (Suppl 1, 1 to 6); 13 (1 to 6); 14 (Suppl 1, 1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 61 (1 to 6); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 6); 87 (1 to 6); 88 (1 to 6); 89 (1 to 6); 91 (1 to 6); 92 (1 to 6); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6)
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|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 1 (1 to 6); 6 (1 to 6); 7 (1 to 6); 8 (1 to 6); 9 (1 to 6); 11 (1 to 6); 12 (Suppl 1, 1 to 6); 13 (1 to 6); 14 (Suppl 1, 1 to 6); 15 (1 to 6); 16 (1 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 6); 61 (1 to 6); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (1 to 6); 66 (1 to 6); 67 (1 to 6); 68 (1 to 6); 69 (1 to 6); 71 (1 to 6); 72 (1 to 6); 73 (1 to 6); 74 (1 to 6); 75 (1 to 6); 76 (1 to 6); 77 (1 to 6); 78 (1 to 6); 79 (1 to 6); 81 (1 to 6); 82 (1 to 6); 83 (1 to 6); 84 (1 to 6); 85 (1 to 6); 86 (1 to 6); 87 (1 to 6); 88 (1 to 6); 89 (1 to 6); 91 (1 to 6); 92 (1 to 6); 93 (1 to 6); 94 (1 to 6); 95 (1 to 6); 96 (1 to 6); 97 (1 to 6); 98 (1 to 6); 99 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6)
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National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 60 (1-3, 5, 6); 61 (1, 4, 6); 62 (1-3); 63 (2, 3, 5); 64 (1, 6); 65 (1, 4-6); 66 (4-6); 67 (1-6); 68 (1-4, 6); 69 (1-6); 70 (4, 6); 71 (1-3); 72 (5, 6); 73 (1-6); 74 (1-6); 75 (1-6); 76 (1-6); 77 (1-6); 78 (1-6); 79 (1-6); 80 (1-3, 5, 6); 81 (1-6); 82 (1-6); 83 (1-6); 84 (1-6); 85 (1-6); 86 (1-6); 87 (1-6); 88 (1-6); 89 (1-6); 90 (1-6); 91 (1-6); 92 (1-6); 93 (1-6); 94 (1-6); 95 (1-6); 96 (1-6); 97 (1-6); 98 (1-6); 99 (1-6); 100 (supplement-1, 1-6); 101 (1-6); 102 (supplement-1, 1-6); 103 (1-6); 104 (supplement-1, 1-6); 105 (1-6)
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