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Portico
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Preserved
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2026-02-12
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Preserved : 1973: 1(1-6), 1973: 2(1-6), 1974: 3(1-5), 1974: 4(1-4), 1974/1975: 5(1-4), 1975: 6(1-3), 1975: 7(1-4), 1975: 8(1-4), 1976: 9(1-4), 1976: 10(1-4), 1976: 11(1-4), 1977: 12(1-4), 1977: 13(1-4), 1977: 14(1-4), 1978: 15(1-4), 1978: 16(1-4), 1978: 17(1-4), 1979: 18(1-4), 1979: 19(1-4), 1979: 20(1-4), 1980: 21(1-4), 1980: 22(1-4), 1980: 23(1-4), 1981: 24(1-4), 1981: 25(1-4)
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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 26 (1 to 4); 27 (, 1 to 4); 28 (, 1 to 4); 29 (, 1 to 4); 30 (, 1 to 4); 31 (, 1 to 4); 32 (, 1 to 4); 33 (, 1 to 4); 34 (, 1 to 4); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 4); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 45 (, 1 to 4); 46 (, 1 to 4); 47 (, 1 to 4); 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 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 3, 4-5, 6); 66 (, 1 to 7); 67 (, 1 to 6); 68 (, 1 to 6); 69 (, 1 to 7); 70 (, 1 to 6); 71 (, 1 to 6); 72 (, 1 to 8); 73 (, 1 to 6); 74 (, 1 to 6); 75 (, 1 to 6); 76 (, 1 to 7); 77 (, 1, 2, 3-4, 5 to 7); 78 (, 1 to 8); 79 (, 1 to 3, 4-6, 7, 8); 80 (, 1 to 8); 81 (, 1 to 8); 82 (, 1 to 4); 83 (, 1 to 4); 84 (, 1-2, 3, 4); 85 (, 1 to 4); 86 (, 1 to 4); 87 (, 1 to 4); 88 (, 1 to 4); 89 (, 1 to 4); 90 (, 1 to 4); 91 (, 1 to 4); 92 (, 1 to 4); 93 (, 1 to 4); 94 (, 1 to 4); 95 (, 1 to 4); 96 (, 1 to 4); 97 (, 1 to 4); 98 (, 1 to 4); 99 (, 1 to 4); 100 (, 1 to 4); 101 (, 1 to 4); 102 (, 1 to 4); 103 (, 1 to 4); 104 (, 1 to 4); 105 (, 1 to 4); 106 (, 1 to 4); 107 (, 1 to 4); 108 (, 1 to 4); 109 (, 1 to 4); 110 (, 1 to 4); 111 (, 1 to 4); 112 (, 1 to 4); 113 (, 1 to 4); 114 (, 1 to 4); 115 (, 1 to 4); 116 (, 1 to 4); 117 (, 1 to 4); 118 (, 1 to 4); 119 (, 1 to 4); 120 (, 1 to 4); 121 (, 1 to 4); 122 (, 1 to 12); 123 (, 1 to 12); 124 (, 1 to 12); 125 (, 3 to 5, 7 to 12); 126 (, 1 to 12); 127 (, 1 to 12); 128 (, 1 to 12); 129 (, 1 to 12); 130 (, 1 to 12); 131 (, 1 to 8); 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 69
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CLOCKSS Archive
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Preserved
|
2026-02-09
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1 to 132
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Portico
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Preserved
|
2026-02-12
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Preserved : 1974: 5(1-2)
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Portico
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Preserved
|
2026-02-12
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Preserved : 1981: 24(4), 1981: 26(1-4), 1982: 27(1-4), 1982: 28(1-4), 1982: 29(1-4), 1983: 30(1-4), 1983: 31(1-4), 1983: 32(1-4), 1984: 33(1-4), 1984: 34(1-4), 1984: 35(1-4), 1985: 36(1-4), 1985: 37(1-4), 1985: 38(1-4), 1986: 39(1-4), 1986: 40(1-4), 1986: 41(1-4), 1987: 42(1-4), 1987: 43(1-4), 1987: 44(1-4), 1988: 45(1-4), 1988: 46(1-4), 1988: 47(1-4), 1989: 48(1-6), 1989: 49(1-6), 1990: 50(1-6), 1990: 51(1-6), 1991: 52(1-6), 1991: 53(1-6), 1992: 54(1-6), 1992: 55(1-6), 1993: 56(1-6), 1993: 57(1-6), 1994: 58(1-6), 1994: 59(1-6), 1995: 60(1-6), 1995: 61(1-6), 1996: 62(1-6), 1996: 63(1-6), 1996/1997: 64(1-6), 1997: 65(1-6), 1998: 66(1-6), 1998: 67(1-6), 1999: 68(1-6), 1999: 69(1-6), 2000: 70(1-6), 2000: 71(1-6), 2001: 72(1-6), 2001: 73(1-6), 2002: 74(1-6), 2002: 75(1-6), 2003: 76(1-7), 2003: 77(1-7), 2004: 78(1-8), 2004: 79(1-8), 2005: 80(1-8), 2005: 81(1-8), 2006: 82(1-4), 2006: 83(1-4), 2006: 84(1-4), 2006: 85(1-4), 2007: 86(1-4), 2007: 87(1-4), 2007: 88(1-4), 2007: 89(1-4), 2008: 90(1-4), 2008: 91(1-4), 2008: 92(1-4), 2008: 93(1-4), 2009: 94(1-4), 2009: 95(1-4), 2009: 96(1-4), 2009: 97(1-4), 2010: 98(1-4), 2010: 99(1-4), 2010: 100(1-4), 2010: 101(1-4), 2011: 102(1-4), 2011: 103(1-4), 2011: 104(1-4), 2011: 105(1-4), 2012: 106(1-4), 2012: 107(1-4), 2012: 108(1-4), 2012: 109(4), 2013: 110(1-4), 2013: 111(1-4), 2013: 112(1-2), 2013: 113(1), 2014: 114(1-4), 2014: 115(1-4), 2014: 116(1-4), 2014: 117(1, 4), 2015: 118(2), 2015: 119(1-4), 2015: 120(1-4), 2015: 121(1-4), 2016: 122(1-12), 2017: 123(1-12), 2018: 124(1-12), 2019: 125(1-12), 2020: 126(1-12), 2021: 127(1-12), 2022: 128(1-12), 2023: 129(1-12), 2024: 130(1-12), 2025: 131(1-12), 2026: 132(1-3)
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|
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LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
106 to 109, 125
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
110 to 124
|
|
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National Digital Preservation Program, China
|
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Preserved
|
2025-10-23
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Preserved : 1 (1 to 4); 7 (1 to 6); 8 (1 to 8); 9 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 9, 11, 12); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 64 (2 to 6); 65 (1 to 4, 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 7); 77 (1 to 3, 5 to 7); 78 (1 to 8); 79 (1 to 4, 7, 8); 81 (1 to 8); 82 (1 to 4); 83 (1 to 4); 84 (1, 3, 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4); 97 (1 to 4); 98 (1 to 4); 99 (1 to 4); 111 (1 to 4); 112 (1 to 4); 113 (1 to 4); 114 (1 to 4); 115 (1 to 4); 116 (1 to 4); 117 (1 to 4); 118 (1 to 4); 119 (1 to 4); 121 (1 to 4); 122 (1 to 9, 11, 12); 123 (1 to 9, 11, 12); 124 (1 to 9, 11, 12); 125 (1 to 9, 11, 12); 126 (1 to 9, 11, 12); 127 (1 to 9, 11, 12); 128 (1 to 9, 11, 12); 129 (1 to 9, 11, 12)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
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|
|
Preserved : 1 (1 to 4); 7 (1 to 6); 8 (1 to 8); 9 (1 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 9, 11, 12); 14 (1 to 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 64 (2 to 6); 65 (1 to 4, 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 7); 77 (1 to 3, 5 to 7); 78 (1 to 8); 79 (1 to 4, 7, 8); 81 (1 to 8); 82 (1 to 4); 83 (1 to 4); 84 (1, 3, 4); 85 (1 to 4); 86 (1 to 4); 87 (1 to 4); 88 (1 to 4); 89 (1 to 4); 91 (1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 4); 97 (1 to 4); 98 (1 to 4); 99 (1 to 4); 111 (1 to 4); 112 (1 to 4); 113 (1 to 4); 114 (1 to 4); 115 (1 to 4); 116 (1 to 4); 117 (1 to 4); 118 (1 to 4); 119 (1 to 4); 121 (1 to 4); 122 (1 to 9, 11, 12); 123 (1 to 9, 11, 12); 124 (1 to 9, 11, 12); 125 (1 to 9, 11, 12); 126 (1 to 9, 11, 12); 127 (1 to 9, 11, 12); 128 (1 to 9, 11, 12); 129 (1 to 9, 11, 12)
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|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 8 (4); 62 (1-6); 63 (1-6); 64 (1-6); 65 (1-3, 4-5, 6); 66 (1-6); 67 (3); 72 (supplement-1, 5); 73 (4); 74 (supplement-1, 1); 75 (2); 76 (1-7); 77 (1, 2, 3-4, 5-7); 78 (1-8); 79 (1-3, 4-6, 7, 8); 80 (1-8); 81 (1-8); 82 (1-4); 83 (1-4); 84 (1-2, 3, 4); 85 (1-4); 86 (1-4); 87 (1-3); 88 (1-4); 89 (1-4); 90 (1-4); 91 (2-4); 92 (1-4); 93 (1-4); 94 (1-4); 95 (1-4); 96 (1-4); 97 (1-4); 98 (1-4); 99 (1-4); 100 (1-4); 101 (1-4); 102 (1-4); 103 (1-4); 104 (1-4); 105 (1-4); 106 (1-4); 107 (1-4); 108 (1-4); 109 (1-4); 110 (1-4); 111 (1-4); 112 (1-4); 113 (1-4); 114 (1-4); 115 (1-4); 116 (1-4); 117 (1-4); 118 (1-4); 119 (1-4); 120 (1-4); 121 (1-4); 122 (1-12); 123 (1-11); 124 (1, 3-12); 125 (1-11); 251 (C)
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Library of Congress
|
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Preserved
|
2025-04-07
|
|
|
122 (9, 12); 123 (6, 12); 124 (1 to 12); 125 (1 to 12); 126 (1 to 12); 127 (1 to 12); 128 (1 to 12); 129 (1 to 12); 130 (1 to 11)
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