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Portico
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Preserved
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2026-02-12
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Preserved : 1962/1963: 1(1-5), 1963/1964: 2(1-5), 1964/1965: 3(1-4), 1965/1966: 4(1-4), 1966: 5(1-4), 1966: 6(1-4), 1967: 7(1-5), 1967: 8(1-4), 1967/1968: 9(1-4), 1968: 10(1-4), 1968/1969: 11(1-4), 1969: 12(1-4), 1969: 13(1-4), 1969/1970: 14(1-4), 1970: 15(1-4), 1970: 16(1-4), 1971: 17(1-4), 1971: 18(1-4), 1971: 19(1-4), 1971: 20(1-4), 1972: 21(1-4), 1972: 22(1-4), 1972: 23(1-4), 1972: 24(1-4), 1972/1973: 25(1-4), 1973: 26(1-4), 1973: 27(1-4), 1973/1974: 28(1-4), 1974: 29(1-4), 1974: 30(1-4), 1974/1975: 31(1-4), 1975: 32(1-4), 1975/1976: 33(1-4), 1976: 34(1-4), 1976: 35(1-4), 1976: 36(1-4), 1976/1977: 37(1-4), 1977: 38(1-4), 1977: 39(1-4), 1977: 40(1-4), 1977/1978: 41(1-4), 1978: 42(1-4), 1978: 43(1-4), 1978: 44(1-4), 1978: 45(1-4), 1978/1979: 46(1-3), 1979: 47(1-3), 1979: 48(1-3), 1979: 49(1-3), 1979: 50(1-3), 1980: 51(1-3), 1980: 52(1-3), 1980: 53(1-3), 1980: 54(1-3), 1981: 55(1-3), 1981: 56(1-4), 1981: 57(1-4), 1981: 58(1-4), 1982: 59(1-4), 1982: 60(1-4), 1982: 61(1-4), 1983: 62(1-4), 1983: 63(1-4), 1983: 64(1-4), 1983/1984: 65(1-4), 1984: 66(1-4), 1984: 67(1-4), 1984/1985: 68(1-4), 1985: 69(1-4), 1985: 70(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 : 71 (1 to 4); 72 (, 1 to 4); 73 (, 1 to 4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1 to 4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1 to 4); 83 (, 1-2, 3, 4); 84 (, 1 to 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, 2, 3-4); 92 (, 1 to 4); 93 (, 1 to 4); 94 (, 1 to 4); 95 (, 1 to 4); 96 (, 1 to 4); 97 (, 1-2, 3, 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 4); 123 (, 1 to 4); 124 (, 1 to 4); 125 (, 1 to 4); 126 (, 1 to 4); 127 (, 1 to 4); 128 (, 1 to 4); 129 (, 1 to 4); 130 (, 1 to 4); 131 (, 1 to 4); 132 (, 1 to 4); 133 (, 1 to 4); 134 (, 1 to 4); 135 (, 1 to 4); 136 (, 1 to 4); 137 (, 1-2, 3-4); 138 (, 1-2, 3-4); 139 (, 1-2, 3-4); 140 (, 1-2, 3-4); 141 (, 1-2, 3-4); 142 (, 1-2, 3-4); 143 (, 1-2, 3-4); 144 (, 1-2, 3-4); 145 (, 1-2, 3-4); 146 (, 1-2, 3-4); 147 (, 1-2, 3-4); 148 (, 1-2, 3-4); 149 (, 1-2, 3-4); 150 (, 1-2, 3-4); 151 (, 1-2, 3-4); 152 (, 1-2, 3-4); 153 (, 1-2, 3-4); 154 (, 1-2, 3-4); 155 (, 1-2, 3-4); 156 (, 1-2, 3-4); 157 (, 1-2, 3-4); 158 (, 1-2, 3-4); 159 (, 1-2, 3-4); 160 (, 1-2, 3-4); 161 (, 1-2, 3-4); 162 (, 1-2, 3-4); 163 (, 1-2, 3-4); 164 (, 1-2, 3-4); 165 (, 1-2, 3-4); 166 (, 1-2, 3-4); 167 (, 1-2, 3-4); 168 (, 1-2, 3-4); 169 (, 1-2, 3-4); 170 (, 1-2, 3-4); 171 (, 1-2, 3-4); 172 (, 1-2, 3-4); 173 (, 3-4); 175 (, 1-2, 3-4); 176 (, 1-2, 3-4); 177 (, 1-2, 3-4); 178 (, 1-2, 3-4); 179 (, 1-2, 3-4); 180 (, 1-2, 3-4); 181 (, 1-3, 4); 182 (, 1-2, 3-4); 183 (, 1-2, 3-4); 184 (, 1-2, 3-4); 185 (, 1-2, 3-4); 186 (, 1-2, 3-4); 187 (, 1-2, 3-4); 188 (, 1-2); 189 (, 1-2, 3-4); 190 (, 1-2, 3-4); 191 (, 1, 3); 192 (, 1); 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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53 to 130
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CLOCKSS Archive
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Preserved
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2026-02-09
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1 to 193
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Portico
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Preserved
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2026-02-12
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Preserved : 1985: 70(1), 1986: 71(1-4), 1986: 72(1-4), 1986: 73(1-4), 1987: 74(1-4), 1987: 75(1-4), 1987: 76(1-4), 1988: 77(1-4), 1988: 78(1-4), 1988: 79(1-4), 1988/1989: 80(1-4), 1989: 81(1-4), 1989: 82(1-4), 1989: 83(1-4), 1990: 84(1-4), 1990: 85(1-4), 1990: 86(1-4), 1990/1991: 87(1-4), 1991: 88(1-4), 1991: 89(1-4), 1991: 90(1-4), 1992: 91(1-4), 1992: 92(1-4), 1992: 93(1-4), 1992/1993: 94(1-4), 1993: 95(1-4), 1993: 96(1-4), 1993: 97(1-4), 1994: 98(1-4), 1994: 99(1-4), 1994: 100(1-4), 1995: 101(1-4), 1995: 102(1-4), 1995: 103(1-4), 1996: 104(1-4), 1996: 105(1-4), 1996: 106(1-4), 1997: 107(1-4), 1997: 108(1-4), 1997: 109(1-4), 1998: 110(1-4), 1998: 111(1-4), 1998: 112(1-4), 1999: 113(1-4), 1999: 114(1-4), 1999: 115(1-4), 2000: 116(1-4), 2000: 117(1-4), 2000: 118(1-4), 2001: 119(1-4), 2001: 120(1-4), 2001: 121(1-4), 2002: 122(1-4), 2002: 123(1-4), 2002: 124(1-4), 2003: 125(1-4), 2003: 126(1-4), 2003: 127(1-4), 2004: 128(1-4), 2004: 129(1-4), 2004: 130(1-4), 2005: 131(1-4), 2005: 132(1-4), 2005: 133(1-4), 2006: 134(1-4), 2006: 135(1-4), 2006: 136(1-4), 2007: 137(1-4), 2007: 138(1-4), 2007: 139(1-4), 2008: 140(1-4), 2008: 141(1-4), 2008: 142(1-4), 2009: 143(1-4), 2009: 144(1-4), 2009: 145(1-4), 2010: 146(1-4), 2010: 147(1-4), 2010: 148(1-4), 2011: 149(1-4), 2011: 150(1-4), 2011: 151(1-4), 2012: 152(1-4), 2012: 153(1-4), 2012: 154(1-4), 2013: 155(1-4), 2013: 156(1-4), 2013: 157(1-4), 2014: 158(1-4), 2014: 159(1-4), 2014: 160(1-4), 2015: 161(1-4), 2015: 162(1-4), 2015: 163(1-4), 2016: 164(1-4), 2016: 165(1-4), 2016: 166(1-4), 2017: 167(1-4), 2017: 168(1-4), 2017: 169(1-4), 2018: 170(1-4), 2018: 171(1-4), 2018: 172(1-4), 2019: 173(1-4), 2019: 174(1-4), 2018/2019: 175(1-4), 2019: 176(1-4), 2019/2020: 177(1-4), 2020: 178(1-4), 2021: 179(1-4), 2021: 180(1-4), 2021: 181(1-4), 2022: 182(1-4), 2022: 183(1-4), 2022: 184(1-4), 2023: 185(3-4), 2023: 186(1-4), 2023: 187(1-4), 2024: 188(1-4), 2024: 189(1-4), 2024: 190(1-4), 2025: 191(1, 3), 2025: 192(1, 3-4), 2025: 193(1-4)
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LOCKSS Archive
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In Progress
|
2026-02-09
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152 to 154, 173, 175
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LOCKSS Archive
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Preserved
|
2026-02-09
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155 to 172, 174
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Library of Congress
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Preserved
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2025-04-07
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165 (3-4); 170 (3-4); 171 (1-2, 3-4); 172 (1-2, 3-4); 173 (1-2, 3-4); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 180 (1-2, 3-4); 181 (1-3, 4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1-2, 3-4); 189 (1-2, 3-4); 190 (1-2, 3-4)
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National Digital Preservation Program, China
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Preserved
|
2025-10-23
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Preserved : 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1, 3); 15 (1, 3); 16 (1-2, 3); 17 (1 to 4); 18 (1 to 4); 19 (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 4); 123 (1 to 4); 124 (1 to 4); 125 (1 to 4); 126 (1 to 4); 127 (1 to 4); 128 (1 to 4); 129 (1 to 4); 131 (1 to 4); 132 (1 to 4); 133 (1 to 4); 134 (1 to 4); 135 (1 to 4); 136 (1 to 4); 137 (1, 3); 138 (1, 3); 139 (1, 3); 141 (1, 3); 142 (1, 3); 143 (1, 3); 144 (1, 3); 145 (1, 3); 146 (1, 3); 147 (1, 3); 148 (1, 3); 149 (1, 3); 151 (1, 3); 152 (1, 3); 153 (1, 3); 154 (1, 3); 155 (1, 3); 156 (1, 3); 157 (1, 3); 158 (1, 3); 159 (1, 3); 161 (1-2, 3); 162 (1, 3); 163 (1, 3); 164 (1, 3); 165 (1, 3); 166 (1, 3); 167 (1, 3); 168 (1, 3); 169 (1, 3); 171 (1-2, 3-4); 172 (1-2, 3-4); 173 (1-2, 3-4); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 181 (1-3, 4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1, 3); 189 (1, 3)
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National Digital Preservation Program, China
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Preserved
|
2025-12-04
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Preserved : 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1, 3); 15 (1, 3); 16 (1-2, 3); 17 (1 to 4); 18 (1 to 4); 19 (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 4); 123 (1 to 4); 124 (1 to 4); 125 (1 to 4); 126 (1 to 4); 127 (1 to 4); 128 (1 to 4); 129 (1 to 4); 131 (1 to 4); 132 (1 to 4); 133 (1 to 4); 134 (1 to 4); 135 (1 to 4); 136 (1 to 4); 137 (1, 3); 138 (1, 3); 139 (1, 3); 141 (1, 3); 142 (1, 3); 143 (1, 3); 144 (1, 3); 145 (1, 3); 146 (1, 3); 147 (1, 3); 148 (1, 3); 149 (1, 3); 151 (1, 3); 152 (1, 3); 153 (1, 3); 154 (1, 3); 155 (1, 3); 156 (1, 3); 157 (1, 3); 158 (1, 3); 159 (1, 3); 161 (1-2, 3); 162 (1, 3); 163 (1, 3); 164 (1, 3); 165 (1, 3); 166 (1, 3); 167 (1, 3); 168 (1, 3); 169 (1, 3); 171 (1-2, 3-4); 172 (1-2, 3-4); 173 (1-2, 3-4); 174 (1-2, 3-4); 175 (1-2, 3-4); 176 (1-2, 3-4); 177 (1-2, 3-4); 178 (1-2, 3-4); 179 (1-2, 3-4); 181 (1-3, 4); 182 (1-2, 3-4); 183 (1-2, 3-4); 184 (1-2, 3-4); 185 (1-2, 3-4); 186 (1-2, 3-4); 187 (1-2, 3-4); 188 (1, 3); 189 (1, 3)
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National Library of the Netherlands
|
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Preserved
|
2024-12-15
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Preserved : 106 (2-4); 107 (2, 3); 114 (4); 118 (1); 119; 124 (2-4); 125 (1-4); 126 (1-3); 128; 131; 134; 135 (4); 136 (1-4); 137 (1-2, 3-4); 138 (1-2, 3-4); 139 (1-2, 3-4); 140 (1-2, 3-4); 141 (1-2, 3-4); 142 (1-2, 3-4); 143 (1-2, 3-4); 144 (1-2, 3-4); 145 (1-2, 3-4); 146 (1-2, 3-4); 147 (1-2, 3-4); 148 (1-2, 3-4); 149 (1-2, 3-4); 150 (1-2, 3-4); 151 (1-2, 3-4); 152 (1-2, 3-4); 153; 154 (1-2, 3-4); 155 (1-2, 3-4); 156 (1-2, 3-4); 157 (1-2, 3-4); 158 (1-2, 3-4); 159 (1-2, 3-4); 160 (1-2, 3-4); 161 (1-2, 3-4); 162 (1-2, 3-4); 163 (1-2, 3-4); 164 (1-2, 3-4); 165 (1-2, 3-4); 166 (1-2, 3-4); 167 (1-2, 3-4); 168 (1-2, 3-4); 169 (1-2, 3-4); 170 (1-2, 3-4); 171 (1-2, 3-4); 172 (1-2, 3-4); 173 (1-2, 3-4); 174 (1-2, 3-4); 175 (1-2, 3-4)
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