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Scholars Portal
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Preserved
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2025-09-02
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Preserved : T126 (1); T136 (, 1); T127 (, 1); T132 (, 1); T137 (, 1); T139 (, 1); T135 (, 1); T134 (, 1); T128 (, 1); T124 (, 1); T138 (, 1, 3); T125 (, 1); T140 (, 1); T130 (, 1); T129 (, 1); T133 (, 1); T131 (, 1); 1 (, 1, 2-3, 4, 5-6); 2 (, 1-2, 3, 4-5, 6); 3 (, 1, 2, 3-4, 5, 6); 4 (, 1-2, 3, 4-5, 6); 5 (, 1-2, 3, 4-5, 6); 6 (, 1, 2-3, 4, 5-6); 7 (, 1-2, 3 to 6); 8 (, 1-2, 3 to 6); 9 (, 1 to 6); 10 (, 1-2, 3 to 6); 11 (, 1, 2, 3-4, 5, 6); 12 (, 1-2, 3 to 6); 13 (, 1 to 6); 14 (, 1-2, 3 to 6); 15 (, 1 to 4, 5-6); 16 (, 1-2, 3-4, 5-6); 17 (, 1 to 6); 18 (, 1 to 6); 19 (, 1 to 4, 5-6); 20 (, 1, 2, 3-4, 5-6); 21 (, 1, 2, 3-4, 5, 6); 22 (, 1 to 6); 23 (, 1 to 3, 4B, 5B, 6); 24 (, 1B, 2 to 6); 25 (, 1B, 2 to 5, 6B); 26 (, 1 to 6); 27 (, 1 to 6); 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 5, 6B); 35 (, 1 to 6); 36 (, 1 to 6); 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 6); 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, 2-3, 4 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, 2-3, 4 to 6); 71 (, 1 to 6); 72 (, 1, 2-3, 4 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 12); 90 (, 1 to 12); 91 (, 1 to 12); 92 (, 1 to 12); 93 (, 1 to 12); 94 (, 1 to 12); 95 (, 1 to 12); 96 (, 1 to 12); 97 (, 1 to 12); 98 (, 1); 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
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Internet Archive
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Preserved
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2025-08-08
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1 to 30
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Portico
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Preserved
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2026-02-12
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Preserved : 1970: 1(1-6), 1970: 2(1-6), 1971: 3(1-6), 1971: 4(1-6), 1972: 5(1-6), 1972: 6(1-6), 1973: 7(1-6), 1973: 8(1-6), 1974: 9(1-6), 1974: 10(1-6, A), 1975: 11(1-6), 1975: 12(1-6), 1976: 13(1-6), 1976: 14(1-6), 1977: 15(1-6), 1977: 16(1-6), 1978: 17(1-6), 1978: 18(1-6), 1979: 19(1-6), 1979: 20(1-6), 1980: 21(1-6), 1980: 22(1-6), 1981: 23(1-3, 4, A, 4, B, 5, A, 5, B, 6), 1981: 24(1, A, 1, B, 2-6), 1982: 25(1, A, 1, B, 2-5, 6, A, 6, B), 1982: 26(1-6), 1983: 27(1-6), 1983: 28(1-6), 1984: 29(1-6), 1984: 30(1-6), 1985: 31(1-6), 1985: 32(1-6), 1986: 33(1-6), 1986: 34(1-5, 6, A, 6, B), 1987: 35(1-6), 1987: 36(1-6), 1988: 37(1-6), 1988: 38(1-6), 1989: 39(1-6), 1989: 40(1-6), 1990: 41(1-6), 1990: 42(1-6), 1991: 43(1-6), 1991: 44(1-6), 1992: 45(1-6), 1992: 46(1-6), 1993: 47(1-6), 1993: 48(1-6), 1994: 49(1-6), 1994: 50(1-6), 1995: 51(1-6), 1995: 52(1-6), 1996: 53(1-6), 1996: 54(1-6), 1997: 55(1-6), 1997: 56(1-6), 1998: 57(1-6), 1998: 58(1-6), 1999: 59(1-6), 1999: 60(1-6), 2000: 61(1-6), 2000: 62(1-6), 2001: 63(1-6), 2001: 64(1-6), 2002: 65(1-6), 2002: 66(1-6)
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 2006(T123)
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Portico
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Preserved
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2026-02-12
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Preserved : 2006: 73(1-6), 2006: 74(1-6), 2007: 75(1-6), 2007: 76(1-6), 2008: 77(1-6), 2008: 78(1-6), 2009: 79(1-6), 2009: 80(1-6), 2010: 81(1-6), 2010: 82(1-6), 2011: 83(1-6), 2011: 84(1-6), 2012: 85(1-6), 2012: 86(1-6), 2012/2013: 87(1-6), 2013: 88(1-6), 2013/2014: 89(1-12), 2014/2015: 90(1-12), 2015/2016: 91(1-12), 2016/2017: 92(1-12), 2017/2018: 93(1-12), 2018/2019: 94(1-12), 2020: 95(1-12), 2021: 96(1-12), 2022: 97(1-12), 2023: 98(1-12), 2024: 99(1-12), 2025: 100(1-12), 2026: 101(1-6), 2006: T122(1), 2006: T124(1), 2006: T125(1), 2006: T126(1), 2006: T127(1), 2007: T128(1), 2007: T129(1)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: T137(1), 2010: T139(1), 2010: T140(1), 2010: T141(1), 2010: T142(1), 2011: T143(1), 2011: T144(1), 2011: T145(1), 2012: T146(1), 2012: T147(1), 2012: T148(1), 2012: T149(1), 2012: T150(1), 2012: T151(1), 2013: T152(1), 2013: T153(1), 2013: T154(1), 2013: T155(1), 2013: T156(1), 2013: T157(1), 2014: T159(1), 2014: T160(1), 2014: T161(1), 2014: T162(1), 2014: T163(1), 2015: T164(1), 2015: T165(1), 2015: T166(1), 2016: T167(1), 2016: T168(1), 2016: T169(1), 2017: T170(1), 2020: T171(1), 1982: 1982(T1-T2A), 1983: 1983(T3-T6), 1984: 1984(T7-T8), 1985: 1985(T9-T11), 1986: 1986(T12-T14), 1987: 1987(T15-T19A), 1988: 1988(T20-T24), 1989: 1989(T25-T29), 1990: 1990(T30-T33), 1991: 1991(T34-T39), 1992: 1992(T40-T45), 1993: 1993(T46-T49A), 1994: 1994(T50-T55), 1995: 1995(T56-T60), 1996: 1996(T61-T68), 1997: 1997(T69-T73), 1998: 1998(T74-T78), 1999: 1999(T79-T83), 2000: 2000(T84-T88), 2001: 2001(T89-T95), 2002: 2002(T96-T102)
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Portico
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Preserved
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2026-02-12
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Preserved : 2009: 2009(T137-T138), 2010: 2010(T140-T142), 2011: 2011(T143-T145), 2012: 2012(T146-T151), 2013: 2013(T152-T158), 2014: 2014(T159-T161)
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Portico
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Preserved
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2026-02-12
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Preserved : 2020: 2020(T171)
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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 : 9 (1 to 9, 11, 12); 87 (1 to 6); 88 (1 to 6); 89 (1 to 9, 11, 12); 91 (1 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12)
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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 8); 91 (1, 3 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1, 2, 7 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 9, 11, 12); 216 (T168); 217
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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 (2 to 9); 91 (1, 3 to 9, 11, 12); 92 (1 to 9, 11, 12); 93 (1, 2, 7 to 9, 11, 12); 94 (1 to 9, 11, 12); 95 (1 to 9, 11, 12); 96 (1 to 9, 11, 12); 97 (1 to 9, 11, 12); 98 (1 to 9, 11, 12); 99 (1 to 9, 11, 12); 216 (T168); 217
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CLOCKSS Archive
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Preserved
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2026-02-09
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T164, T167, T170, T171, T165, T166, T168, T169, 77 to 101, 1992, 2020
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