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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 4); 2 (, 1 to 4); 3 (, 1 to 4); 4 (, 1 to 4); 5 (, 1 to 4); 6 (, 1 to 4); 7 (, 1 to 4); 8 (, 1 to 4); 9 (, 1 to 4); 10 (, 1 to 6); 11 (, 1 to 12); 12 (, 1 to 4, 6 to 12); 13 (, 1, 2); 14 (, 1 to 12); 15 (, 1 to 12); 16 (, 1); 17 (, 1 to 12); 18 (, 1 to 12); 19 (, 1 to 12); 20 (, 1 to 12); 21 (, 1 to 12); 22 (, 1 to 3); 23 (, 1 to 12); 24 (, 1 to 12); 25 (, 1, 2); 26 (, 1 to 12); 27 (, 1 to 3); 28 (, 1 to 12); 29 (, 1 to 8); 30 (, 1 to 8); 31 (, 1 to 8); 32 (, 1 to 8); 33 (, 1 to 10); 34 (, 1 to 3); 35 (, 1 to 10); 36 (, 1 to 24); 37 (, 1 to 24); 38 (, 1 to 19, 21 to 24); 39 (, 24); 40 (, 1 to 24); 41 (, 1 to 8); 42 (, 1 to 8); 43 (, 1 to 8); 44 (, 1 to 12); 45 (, 1 to 12); 46 (, 1 to 12); 47 (, 1-3, 4 to 12); 48 (, 1 to 12); 49 (, 1-2, 3 to 12); 50 (, 1 to 12); 51 (, 1 to 12); 52 (, 1-2, 3, 4, 5-6, 7 to 12); 53 (, 7 to 12); 54 (, 1 to 12); 55 (, 1 to 12); 56 (, 1 to 15); 57 (, 1 to 15); 58 (, 1 to 15); 59 (, 1 to 15); 60 (, 1 to 15); 61 (, 1 to 15); 62 (, 1 to 15); 63 (, 1 to 15); 64 (, 1 to 15); 65 (, 1 to 13); 66 (, 1 to 13); 67 (, 1 to 13); 68 (, 1 to 13); 69 (, 1 to 13); 70 (, 1 to 13); 71 (, 1 to 13); 72 (, 1 to 13); 73 (, 1 to 13); 74 (, 1 to 13); 75 (, 1 to 13); 76 (, 1 to 13); 77 (, 1 to 13); 78 (, 1 to 10, 13); 79 (, 1 to 13); 80 (, 1 to 5, 6-7, 8 to 13); 81 (, 1 to 13); 82 (, 1 to 13); 83 (, 1 to 7, 8-9, 10 to 13); 84 (, 1 to 13); 85 (, 1 to 13); 86 (, 1 to 3, 4‐5, 6 to 13); 87 (, 1‐5, 6 to 13); 88 (, 1 to 13); 89 (, 1 to 4); 90 (, 9 to 13); 91 (, 1 to 13); 92 (, 1 to 13); 93 (, 1 to 13); 94 (, 1 to 13); 95 (, 1 to 13); 96 (, 1 to 13); 97 (, 1 to 3, 6 to 13); 98 (, 1 to 13); 99 (, 1 to 13); 100 (, 1 to 13); 101 (, 1 to 13); 102 (, 1, 2, 3-4, 5 to 13); 103 (, 1 to 13); 104 (, 1 to 13); 105 (, 1 to 13); 106 (, 1 to 13); 107 (, 1 to 13); 108 (, 1 to 13); 109 (, 1 to 13); 110 (, 1 to 13); 111 (, 1 to 13); 112 (, 1 to 13); 113 (, 1 to 13); 114 (, 1 to 13); 115 (, 1 to 3, 5 to 13); 116 (, 1 to 9, 10-11, 12-13); 117 (, 1 to 13); 118 (, 1 to 13); 119 (, 1 to 4, 6 to 13); 120 (, 1 to 13); 121 (, 1 to 24); 122 (, 1 to 24); 123 (, 1 to 24); 124 (, 1 to 24); 125 (, 1 to 24); 126 (, 1 to 13); 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
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Internet Archive
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Preserved
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2025-08-08
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1 to 68
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Portico
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Preserved
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2026-02-12
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Preserved : 1969: 1(1-4), 1970: 2(1-4), 1971: 3(1-4), 1972: 4(1-4), 1972/1973: 5(1-3), 1973: 6(1-4), 1973: 7(1-4), 1974: 8(1-4), 1975: 9(1-4), 1976: 10(1-6), 1977: 11(1-12), 1978: 12(1-12), 1978: 13(1-2), 1979: 14(1-12), 1980: 15(1-12), 1980: 16(1), 1981: 17(1-12), 1982: 18(1-12), 1983: 19(1-12), 1984: 20(1-12), 1985: 21(1-12), 1986: 22(1-3), 1986: 23(1-12), 1987: 24(1-12), 1988: 25(1-2), 1988: 26(1-12), 1989: 27(1-3), 1989: 28(1-12), 1990: 29(1-8), 1990: 30(1-8), 1991: 31(1-8), 1991: 32(1-8), 1992: 33(1-10), 1992: 34(1-3), 1992: 35(1-10), 1993: 36(1-24), 1994: 37(1-24), 1995: 38(1-24), 1996: 39(1-24), 1997: 40(1-24), 1998: 41(1-8), 1998: 42(1-8), 1998: 43(1-8), 1999: 44(1-12), 1999: 45(1-12), 1999: 46(1-12), 2000: 47(1-12), 2000: 48(1-12), 2000: 49(1-12), 2001: 50(1-12), 2001: 51(1-12), 2001: 52(1-12), 2002: 53(1-12), 2002: 54(1-12), 2002: 55(1-12), 2003: 56(1-15), 2003: 57(1-15), 2003: 58(1-15), 2004: 59(1-15), 2004: 60(1-15), 2004: 61(1-15), 2005: 62(1-15), 2005: 63(1-15), 2005: 64(1-15), 2006: 65(1-13), 2006: 66(1-13), 2006: 67(1-13), 2006: 68(1-13), 2007: 69(1-13), 2007: 70(1-13), 2007: 71(1-13), 2007: 72(1-13), 2008: 73(1-13), 2008: 74(1-13), 2008: 75(1-13), 2008: 76(1-13), 2009: 77(1-13), 2009: 78(1-13), 2009: 79(1-13), 2009: 80(1-13), 2010: 81(1-13), 2010: 82(1-13), 2010: 83(1-13), 2010: 84(1-13), 2011: 85(1-13), 2011: 86(1-13), 2011: 87(1-13), 2011: 88(1-13), 2012: 89(1-13), 2012: 90(1-13), 2012: 91(1-13), 2012: 92(1-13), 2013: 93(1-13), 2013: 94(1-13), 2013: 95(1-13), 2013: 96(1-13), 2013/2014: 97(1-13), 2013/2014: 98(1-13), 2014: 99(1-13), 2014: 100(1-13), 2014/2015: 101(1-13), 2015: 102(1-13), 2015: 103(1-13), 2015: 104(1-13), 2016: 105(1-13), 2016: 106(1-13), 2016: 107(1-13), 2016: 108(1-13), 2017: 109(1-13), 2017: 110(1-13), 2017: 111(1-13), 2017: 112(1-13), 2018: 113(1-13), 2018: 114(1-13), 2018: 115(1-13), 2018: 116(1-13), 2019: 117(1-13), 2019: 118(1-13), 2019: 119(1-13), 2019: 120(1-13), 2020: 121(1-24), 2021: 122(1-24), 2022: 123(1-24), 2023: 124(1-24), 2024: 125(1-24), 2025: 126(1-24), 2026: 127(1-3)
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CLOCKSS Archive
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Preserved
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2026-02-09
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8, 31 to 127
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 1 (1 to 9, 11 to 13); 4 (1 to 9, 11 to 19, 21 to 24); 5 (1 to 9, 11, 12); 6 (1 to 9, 11 to 15); 7 (1 to 9, 11 to 13); 8 (1 to 5, 6?7, 8, 9, 11 to 13); 9 (1 to 9, 11 to 13); 11 (1 to 9, 11 to 13); 12 (1, 2 to 4 to 9, 11 to 13); 13 (1 to 9, 11 to 13); 14 (1, 5 to 9, 11 to 13); 15 (1 to 9, 11 to 13); 16 (1 to 9, 11 to 13); 17 (1 to 9, 11 to 13); 18 (1 to 9, 11 to 13); 19 (1 to 9, 11 to 13); 39 (1 to 9, 11 to 19, 21 to 24); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1?3, 4 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1?2, 3 to 9, 11, 12); 51 (1 to 9, 11, 12); 52 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11 to 15); 57 (1 to 9, 11 to 15); 58 (1 to 9, 11 to 15); 59 (1 to 9, 11 to 15); 61 (1 to 9, 11 to 15); 62 (1 to 9, 11 to 15); 63 (1 to 9, 11 to 15); 64 (1 to 9, 11 to 15); 65 (1 to 9, 11 to 13); 66 (1 to 9, 11 to 13); 67 (1 to 9, 11 to 13); 68 (1 to 9, 11 to 13); 69 (1 to 9, 11 to 13); 71 (1 to 9, 11 to 13); 72 (1 to 9, 11 to 13); 73 (1 to 9, 11 to 13); 74 (1 to 9, 11 to 13); 75 (1 to 9, 11 to 13); 76 (1 to 9, 11 to 13); 77 (1 to 9, 11 to 13); 78 (1 to 9, 11 to 13); 79 (1 to 9, 11 to 13); 81 (1 to 9, 11 to 13); 82 (1 to 9, 11 to 13); 83 (1 to 7, 8?9, 11 to 13); 84 (1 to 9, 11 to 13); 85 (1 to 9, 11 to 13); 86 (1 to 3, 4?5, 6 to 9, 11 to 13); 87 (1?5, 6 to 9, 11 to 13); 88 (1 to 9, 11 to 13); 89 (1 to 9, 11 to 13); 91 (1 to 9, 11 to 13); 92 (1 to 9, 11 to 13); 93 (1 to 9, 11 to 13); 94 (1 to 9, 11 to 13); 95 (1 to 9, 11 to 13); 96 (1 to 9, 11 to 13); 97 (1 to 9, 11 to 13); 98 (1 to 9, 11 to 13); 99 (1 to 9, 11 to 13); 111 (1 to 9, 11 to 13); 112 (1 to 9, 11 to 13); 113 (1 to 9, 11 to 13); 114 (1 to 9, 11 to 13); 115 (1 to 9, 11 to 13); 116 (1 to 9, 12-13); 117 (1 to 9, 11, 12); 118 (1, 5 to 7, 9, 12, 13); 119 (1 to 9, 11 to 13); 121 (1 to 9, 11 to 19, 21 to 24); 122 (1 to 9, 11 to 19, 21 to 24); 123 (1 to 9, 11 to 19, 21 to 24); 124 (1 to 9, 11 to 16, 18, 19, 21 to 24); 125 (1 to 9, 12 to 19, 21 to 24); 126 (1 to 9, 11 to 18)
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National Digital Preservation Program, China
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Preserved
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2025-12-04
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Preserved : 1 (1 to 9, 11 to 13); 4 (1 to 9, 11 to 19, 21 to 24); 5 (1 to 9, 11, 12); 6 (1 to 9, 11 to 15); 7 (1 to 9, 11 to 13); 8 (1 to 5, 6?7, 8, 9, 11 to 13); 9 (1 to 9, 11 to 13); 11 (1 to 9, 11 to 13); 12 (1, 2 to 4 to 9, 11 to 13); 13 (1 to 9, 11 to 13); 14 (1, 5 to 9, 11 to 13); 15 (1 to 9, 11 to 13); 16 (1 to 9, 11 to 13); 17 (1 to 9, 11 to 13); 18 (1 to 9, 11 to 13); 19 (1 to 9, 11 to 13); 39 (1 to 9, 11 to 19, 21 to 24); 41 (1 to 8); 42 (1 to 8); 43 (1 to 8); 44 (1 to 9, 11, 12); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1?3, 4 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1?2, 3 to 9, 11, 12); 51 (1 to 9, 11, 12); 52 (1?2, 3, 4, 5?6, 7 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11, 12); 56 (1 to 9, 11 to 15); 57 (1 to 9, 11 to 15); 58 (1 to 9, 11 to 15); 59 (1 to 9, 11 to 15); 61 (1 to 9, 11 to 15); 62 (1 to 9, 11 to 15); 63 (1 to 9, 11 to 15); 64 (1 to 9, 11 to 15); 65 (1 to 9, 11 to 13); 66 (1 to 9, 11 to 13); 67 (1 to 9, 11 to 13); 68 (1 to 9, 11 to 13); 69 (1 to 9, 11 to 13); 71 (1 to 9, 11 to 13); 72 (1 to 9, 11 to 13); 73 (1 to 9, 11 to 13); 74 (1 to 9, 11 to 13); 75 (1 to 9, 11 to 13); 76 (1 to 9, 11 to 13); 77 (1 to 9, 11 to 13); 78 (1 to 9, 11 to 13); 79 (1 to 9, 11 to 13); 81 (1 to 9, 11 to 13); 82 (1 to 9, 11 to 13); 83 (1 to 7, 8?9, 11 to 13); 84 (1 to 9, 11 to 13); 85 (1 to 9, 11 to 13); 86 (1 to 3, 4?5, 6 to 9, 11 to 13); 87 (1?5, 6 to 9, 11 to 13); 88 (1 to 9, 11 to 13); 89 (1 to 9, 11 to 13); 91 (1 to 9, 11 to 13); 92 (1 to 9, 11 to 13); 93 (1 to 9, 11 to 13); 94 (1 to 9, 11 to 13); 95 (1 to 9, 11 to 13); 96 (1 to 9, 11 to 13); 97 (1 to 9, 11 to 13); 98 (1 to 9, 11 to 13); 99 (1 to 9, 11 to 13); 111 (1 to 9, 11 to 13); 112 (1 to 9, 11 to 13); 113 (1 to 9, 11 to 13); 114 (1 to 9, 11 to 13); 115 (1 to 9, 11 to 13); 116 (1 to 9, 12-13); 117 (1 to 9, 11, 12); 118 (1, 5 to 7, 9, 12, 13); 119 (1 to 9, 11 to 13); 121 (1 to 9, 11 to 19, 21 to 24); 122 (1 to 9, 11 to 19, 21 to 24); 123 (1 to 9, 11 to 19, 21 to 24); 124 (1 to 9, 11 to 16, 18, 19, 21 to 24); 125 (1 to 9, 12 to 19, 21 to 24); 126 (1 to 9, 11 to 19)
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