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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, 3, 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 (, 4); 11 (, 1); 12 (, 2); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 1-3, 4); 19 (, 1-3, 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1-4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1-3, 4); 28 (, 1, 2, 3-4); 29 (, 1-2, 3, 4); 30 (, 1, 2, 3-4); 31 (, 1 to 4); 32 (, 1-3, 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1-2, 3-4); 36 (, 1 to 4); 37 (, 1-4); 38 (, 1-2, 3, 4); 39 (, 1, 2, 3-4); 40 (, 1-2, 3, 4); 41 (, 1-2, 3, 4); 42 (, 1-2, 3, 4); 43 (, 1, 2-3, 4); 44 (, 1-2, 3-4); 45 (, 1-4); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1); 51 (, 1, 2); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1, 2, 3-4); 55 (, 1 to 12); 56 (, 1 to 18); 57 (, 1 to 16, 17-18); 58 (, 1 to 18); 59 (, 1 to 18); 60 (, 1 to 24); 61 (, 1 to 24); 62 (, 1 to 24); 63 (, 1 to 13, 14-16, 17 to 24); 64 (, 1 to 24); 65 (, 1 to 9, 12, 15, 19 to 24); 66 (, 1 to 24); 67 (, 1 to 22, 23-24); 68 (, 1 to 14, 17-18, 19 to 24); 69 (, 1 to 4, 7 to 10, 11-13, 14 to 24); 70 (, 1 to 20, 23, 24); 71 (, 1 to 10, 11-13, 14, 15, 16-18, 19 to 24); 72 (, 1 to 4, 5-7, 8 to 18, 19-21, 22-24); 73 (, 1 to 16, 17-19, 20-22, 23, 24); 74 (, 1-3, 4-6, 7, 8, 9-10, 11 to 16, 17-20, 21-24); 75 (, 1-2, 3-4, 5-6, 7-8, 9-10, 11-14, 15-16, 17-18, 19-24); 76 (, 1, 2, 3-4, 5-6, 7-8, 9-10, 11-12, 13-15, 16-24); 77 (, 3-4, 5-6, 7-8, 9-10, 11, 12-14, 15-16, 17-19, 20-21, 22-24); 78 (, 1-3, 4 to 14); 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980; 1981; 1983; 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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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 77
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CLOCKSS Archive
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Preserved
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2026-02-09
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ahead-of-print, just-accepted to 78
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LOCKSS Archive
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In Progress
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2026-02-09
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78
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Portico
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Preserved
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2026-02-12
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Preserved : 1971/1972: 1(1-4), 1972/1973: 2(1-4), 1973/1974: 3(1-4), 1974/1975: 4(1-4), 1975/1976: 5(1-4), 1976/1977: 6(1-4), 1977/1978: 7(1-4), 1978/1979: 8(1-4), 1979: 9(1-4), 1980: 10(3-4), 1981/1982: 11(1-4), 1982/1983: 12(1-4), 1983/1984: 13(1-4), 1985/1986: 14(1-4), 1986/1987: 15(1-4), 1987/1988: 16(1-4), 1988: 17(1-4), 1988: 18(1-4), 1988/1989: 19(1-4), 1989: 20(1-4), 1990: 21(1-4), 1990: 22(1-4), 1991: 23(1-4), 1991: 24(1-4), 1992: 25(1-4), 1992: 26(1-4), 1992: 27(4), 1993: 28(1-4), 1993: 29(3-4), 1993: 30(1-4), 1994: 31(1-4), 1994: 32(4), 1994: 33(1-4), 1995: 34(1-4), 1995: 36(1-4), 1996: 37(1-4), 1996: 38(3-4), 1996: 39(1-2), 1996: 40(1-4), 1997: 41(1-4), 1997: 42(1-4), 1998: 43(1-4), 1998: 44(1-4), 1998: 45(1-4), 1998/1999: 46(1-4), 1999: 47(1-4), 1999: 48(1-4), 1999/2000: 49(1-4), 2000: 50(1), 2000: 51(1-2), 2000/2001: 52(1-4), 2001: 53(1-4), 2001: 54(1-4), 2002: 55(1-12), 2003: 56(1-18), 2004: 57(1-18), 2005: 58(1-18), 2005/2006: 59(1-18), 2007: 60(1-24), 2007/2008: 61(1-24), 2009: 62(1-24), 2010: 63(1-24), 2011: 64(1-24), 2012: 65(1-24), 2013: 66(1-24), 2014: 67(1-24), 2015: 68(1-24), 2016: 69(1-24), 2017: 70(1-24), 2018: 71(1-24), 2019: 72(1-24), 2020: 73(1-24), 2021/2022: 74(1-24), 2022: 75(1-24), 2023: 76(1-24), 2024: 77(1-24), 2025: 78(1-24)
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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 : 5; 6 (2 to 9, 11 to 19, 21 to 24); 7 (1 to 9, 11 to 19, 21 to 24); 41 (1-2, 3, 4); 42 (1-2, 3, 4); 43 (1, 2-3, 4); 44 (1-2, 3-4); 45 (1-4); 46 (2 to 4); 47 (1 to 4); 48 (1 to 4); 49 (1 to 4); 51 (1, 2); 52 (1 to 4); 53 (1 to 4); 54 (1, 2, 3-4); 55 (1 to 9, 11, 12); 56 (1 to 9, 11 to 18); 57 (1 to 9, 11 to 16, 17-18); 58 (1 to 9, 11 to 18); 59 (1 to 9, 11 to 18); 61 (1 to 9, 11 to 19, 21 to 24); 62 (1 to 9, 11 to 19, 21 to 24); 63 (1 to 9, 11 to 13, 14-16, 17 to 19, 21 to 24); 64 (1 to 9, 11 to 19, 21 to 24); 65 (1 to 9, 11 to 19, 21 to 24); 66 (1 to 9, 11 to 19, 21 to 24); 67 (1 to 9, 11 to 19, 21, 22, 23-24); 68 (1 to 9, 11 to 16, 17-18, 19, 21 to 24); 69 (1 to 9, 11-13, 14 to 19, 21 to 24); 71 (1 to 9, 11-13, 14, 15, 16-18, 19, 21 to 24); 72 (1 to 4, 5-7, 8, 9, 11 to 18, 19-21, 22-24); 73 (1 to 9, 11 to 16, 17-19, 23, 24); 74 (1-3, 4-6, 7, 8, 9-1, 11 to 16, 17-2, 21-24); 75 (1-2, 3-4, 5-6, 7-8, 9-1, 11-14, 15-16, 17-18, 19-24); 76 (1, 2, 3-4, 5-6, 7-8, 9-1, 11-12, 13-15, 16-24); 77 (1-2, 2-21, 3-4, 5-6, 7-8, 9-1, 11, 12-14, 15-16, 17-19, 22-24); 78 (1-3, 4, 7 to 9)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 1 (1-4); 2 (1-4); 3 (1-4); 4 (1-4); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1-2, 3, 4); 11 (1-4); 12 (1-4); 13 (1-4); 14 (1-4); 15 (1-4); 16 (1-4); 17 (1-4); 18 (1-3, 4); 19; 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (2-4); 25 (1-4); 26 (1-4); 27 (1-3, 4); 28 (1, 2, 3-4); 29 (1-2, 3, 4); 30 (1, 2, 3-4); 31 (1-4); 32 (1-3, 4); 33 (1-4); 34 (1-4); 35 (1-2, 3-4); 36 (1-4); 37 (1-4); 38 (3, 4); 39 (1, 2, 3-4); 40 (1-2, 3, 4); 41 (1-2, 3, 4); 42 (1-2, 3, 4); 43 (1, 2-3, 4); 44 (1-2, 3-4); 45 (1-4); 46 (2-4); 47 (1-4); 48 (1-4); 49 (1-4); 50 (1); 51 (2); 52 (1-4); 53 (1-4); 54 (1, 2, 3-4); 55 (1-12); 56 (1-18); 57 (1-16, 17-18); 58 (1-16); 59 (1, 4-18); 60 (1-24); 61 (1-24)
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Library of Congress
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Preserved
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2025-04-07
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63 (1 to 14-16, 17 to 24); 64 (1 to 24); 65 (1 to 24); 66 (1 to 24); 67 (1 to 23-24); 68 (1 to 17-18, 19 to 24); 69 (1 to 11-13, 14 to 24); 70 (1 to 24); 71 (1 to 11-13, 14 to 16-18, 19 to 24); 72 (1 to 5-7, 8 to 19-21, 22-24); 73 (1 to 17-19, 20-22, 23, 24); 74 (1-3, 4-6, 7 to 9-10, 11 to 17-20, 21-24); 75 (1-2, 3-4, 5-6, 7-8, 9-10, 11-14, 15-16, 17-18, 19-24); 76 (1 to 3-4, 5-6, 7-8, 9-10, 11-12, 13-15, 16-24); 77 (1-2, 3-4, 5-6, 7-8, 9-10, 11, 12-14, 15-16, 17-19)
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