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Internet Archive
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Preserved
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2025-08-08
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56 to 115
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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 6); 2 (, 1 to 6); 3 (, 1 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 4); 10 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 4); 13 (, 1 to 4); 14 (, 1 to 4); 15 (, 1 to 4); 16 (, 1 to 4); 17 (, 1 to 4); 18 (, 1 to 4); 19 (, 1 to 4); 20 (, 1 to 4); 21 (, 1 to 4); 22 (, 1 to 4); 23 (, 1 to 4); 24 (, 1 to 4); 25 (, 1 to 4); 26 (, 1 to 4); 27 (, 1 to 3); 28 (, 1 to 3); 29 (, 1 to 3); 30 (, 1 to 3); 31 (, 1 to 3); 32 (, 1 to 3); 33 (, 1 to 3); 34 (, 1 to 3); 35 (, 1 to 3); 36 (, 1 to 3); 37 (, 1 to 3); 38 (, 1 to 3); 39 (, 1 to 3); 40 (, 1 to 3); 41 (, 1 to 3); 42 (, 1 to 3); 43 (, 1 to 3); 44 (, 1 to 3); 45 (, 1 to 3); 46 (, 1 to 3); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1 to 4); 58 (, 1 to 4); 59 (, 1 to 4); 60 (, 1 to 4); 61 (, 1 to 4); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1 to 4); 65 (, 1 to 3); 66 (, 1 to 3); 67 (, 1 to 3); 68 (, 1 to 3); 69 (, 1 to 3); 70 (, 1 to 3); 71 (, 1 to 3); 72 (, 1 to 3); 73 (, 1 to 3); 74 (, 1 to 3); 75 (, 1 to 3); 76 (, 1 to 3); 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 to 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 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 3); 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 3); 120 (, 1 to 3); 121 (, 1 to 3); 122 (, 1 to 3); 123 (, 1 to 3); 124 (, 1 to 3); 125 (, 1 to 3); 126 (, 1 to 3); 127 (, 1 to 3); 128 (, 1 to 3); 129 (, 1 to 3); 130 (, 1 to 3); 131 (, 1 to 3); 132 (, 1 to 3); 133 (, 1 to 3); 134 (, 1 to 3); 135 (, 1 to 3); 136 (, 1 to 3); 137 (, 1 to 3); 138 (, 1 to 3); 139 (, 1 to 3); 140 (, 1 to 3); 141 (, 1 to 3); 142 (, 1 to 3); 143 (, 1 to 3); 144 (, 1 to 3); 145 (, 1 to 3); 146 (, 1 to 3); 147 (, 1 to 3); 148 (, 1 to 3); 149 (, 1 to 3); 150 (, 1 to 3); 151 (, 1 to 3); 152 (, 1 to 3); 153 (, 1 to 3); 154 (, 1 to 3); 155 (, 1 to 3); 156 (, 1 to 3); 157 (, 1 to 3); 158 (, 1 to 3); 159 (, 1 to 3); 160 (, 1 to 3); 161 (, 1 to 3); 162 (, 1 to 3); 163 (, 1 to 3); 164 (, 1 to 3); 165 (, 1 to 3); 166 (, 1 to 3); 167 (, 1 to 3); 168 (, 1 to 3); 169 (, 1 to 3); 170 (, 1 to 3); 171 (, 1 to 3); 172 (, 1 to 3); 173 (, 1 to 3); 174 (, 1 to 3); 175 (, 1 to 3); 176 (, 1 to 3); 177 (, 1 to 3); 178 (, 1 to 4); 179 (, 1 to 4); 180 (, 1 to 3); 181 (, 1 to 3); 182 (, 1 to 4); 183 (, 1 to 3); 184 (, 1, 2, 4); 185 (, 2, 3); 186 (, 1 to 3); 187 (, 1 to 3); 188 (, 1 to 3); 189 (, 1 to 3); 190 (, 1 to 3); 191 (, 1 to 3); 192 (, 1 to 3); 193 (, 1-2, 3 to 12); 194 (, 1 to 7, 8-9, 10 to 12); 195 (, 1 to 12); 196 (, 1 to 12); 197 (, 1 to 12); 198 (, 1 to 12); 199 (, 1 to 9); 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 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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CLOCKSS Archive
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In Progress
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2026-02-09
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LOCKSS Archive
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Preserved
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2026-02-09
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1 to 198
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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 to 199
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LOCKSS Archive
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In Progress
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2026-02-09
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199
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Portico
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Preserved
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2026-02-12
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Preserved : 1962: 12(2)
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Portico
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Preserved
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2026-02-12
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Preserved : 1966: 26(1-3), 1967: 27(1-3), 1967: 28(1-3), 1967: 29(1-3), 1967: 30(1-3), 1968: 31(1-3), 1968: 32(1-3), 1968: 33(1-3), 1968: 34(1-3), 1969: 35(1-3), 1969: 36(1-3), 1969: 37(1-3), 1969: 38(1-3), 1970: 39(1-3), 1970: 40(1-3), 1970: 41(1-3), 1970: 42(1-3), 1971: 43(1-3), 1971: 44(1-3), 1971: 45(1-3), 1971: 46(1-3), 1972: 47(1-3), 1972: 48(1-3), 1972: 49(1-3), 1973: 50(1-3), 1973: 51(1-3), 1973: 52(1-3), 1974: 53(1-3), 1974: 54(1-3), 1974: 55(1-3), 1975: 56(1-3), 1975: 57(1-3), 1975: 58(1-3), 1976: 59(1-3), 1976: 60(1-3), 1976: 61(1-3), 1977: 62(1-3), 1977: 63(1-3), 1977: 64(1-3), 1978: 65(1-3), 1978: 66(1-3), 1978: 67(1-3), 1978: 68(1-3), 1979: 69(1-3), 1979: 70(1-3), 1979: 71(1-3), 1979: 72(1-3), 1980: 73(1-3), 1980: 74(1-3), 1980: 75(1-3), 1980: 76(1-3), 1981: 77(1-3), 1981: 78(1-3), 1981: 79(1-3), 1982: 80(1-3), 1982: 81(1-3), 1982: 82(1-3), 1983: 83(1-3), 1983: 84(1-3), 1983: 85(1-3), 1984: 86(1-3), 1984: 87(1-3), 1984: 88(1-3), 1985: 89(1-3), 1985: 90(1-3), 1985: 91(1-3), 1986: 92(1-3), 1986: 93(1-3), 1986: 94(1-3), 1987: 95(1-3), 1987: 96(1-3), 1987: 97(1-3), 1988: 98(1-3), 1988: 99(1-3), 1988: 100(1-3), 1989: 101(1-3), 1989: 102(1-3), 1989: 103(1-3), 1990: 104(1-3), 1990: 105(1-3), 1990: 106(1-3), 1991: 107(1-3), 1991: 108(1-3), 1991: 109(1-3), 1992: 110(1-3), 1992: 111(1-3), 1992: 112(1-3), 1993: 113(1-3), 1993: 114(1-3), 1993: 115(1-3), 1994: 116(1-3), 1994: 117(1-3), 1994: 118(1-3), 1995: 119(1-3), 1995: 120(1-3), 1995: 121(1-3), 1996: 122(1-3), 1996: 123(1-3), 1996: 124(1-3), 1997: 125(1-3), 1997: 126(1-3), 1997: 127(1-3), 1998: 128(1-3), 1998: 129(1-3), 1998: 130(1-3), 1999: 131(1-3), 1999: 132(1-3), 1999: 133(1-3), 2000: 134(1-3), 2000: 135(1-3), 2000: 136(1-3), 2001: 137(1-3), 2001: 138(1-3), 2001: 139(1-3), 2002: 140(1-3), 2002: 141(1-3), 2002: 142(1-3), 2003: 143(1-3), 2003: 144(1-3), 2003: 145(1-3), 2004: 146(1-3), 2004: 147(1-3), 2004: 148(1-3), 2005: 149(1-3), 2005: 150(1-3), 2005: 151(1-3), 2006: 152(1-3), 2006: 153(1-3), 2006: 154(1-3), 2007: 155(1-3), 2007: 156(1-3), 2007: 157(1-3), 2008: 158(1-3), 2008: 159(1-3), 2008: 160(1-3), 2009: 161(1-3), 2009: 162(1-3), 2009: 163(1-3), 2010: 164(1-3), 2010: 165(1-3), 2010: 166(1-3), 2011: 167(1-3), 2011: 168(1-3), 2011: 169(1-3), 2012: 170(1-3), 2012: 171(1-3), 2012: 172(1-3), 2013: 173(1-3), 2013: 174(1-3), 2013: 175(1-3), 2014: 176(1-3), 2014: 177(1-3), 2014: 178(1-3), 2015: 179(1-3), 2015: 180(1-3), 2015: 181(1-3), 2016: 182(1-3), 2016: 183(1-3), 2016: 184(1-3), 2017: 185(1-3), 2017: 186(1-3), 2017: 187(1-3), 2017: 188(1-3), 2018: 189(1-3), 2018: 190(1-3), 2018: 191(1-3), 2018: 192(1-3), 2019: 193(1-12), 2020: 194(1-12), 2021: 195(1, sup1, 1, 2-12), 2022: 196(1, sup1, 1, 2-12), 2023: 197(1, sup1, 1, 2-12), 2024: 198(1-12), 2025: 199(1, sup1, 1, 2-12), 2026: 200(1-3)
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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 : 13 (2, 3); 14 (1 to 3); 15 (1 to 3); 16 (1 to 3); 17 (1 to 3); 18 (1 to 3); 19 (1 to 3); 125 (1 to 3); 126 (1 to 3); 127 (1 to 3); 128 (1 to 3); 129 (1 to 3); 131 (1 to 3); 132 (1 to 3); 133 (1 to 3); 134 (1 to 3); 135 (1 to 3); 136 (1 to 3); 137 (1 to 3); 138 (1 to 3); 139 (1 to 3); 141 (1 to 3); 142 (1 to 3); 143 (1 to 3); 144 (1 to 3); 145 (1 to 3); 146 (1 to 3); 147 (1 to 3); 148 (1 to 3); 149 (1 to 3); 151 (1 to 3); 152 (1 to 3); 153 (1 to 3); 154 (1 to 3); 155 (1 to 3); 156 (1 to 3); 157 (1 to 3); 158 (1 to 3); 159 (1 to 3); 161 (1 to 3); 162 (1 to 3); 163 (1 to 3); 164 (1 to 3); 165 (1 to 3); 166 (1 to 3); 167 (1 to 3); 168 (1 to 3); 169 (1 to 3); 171 (1 to 3); 172 (1 to 3); 173 (1 to 3); 174 (1 to 3); 175 (1 to 3); 176 (1 to 3); 177 (1 to 3); 178 (1 to 4); 179 (1 to 4); 181 (1 to 3); 182 (1 to 4); 183 (1 to 3); 184 (1 to 4); 185 (1 to 3); 186 (1 to 3); 187 (1 to 3); 188 (1 to 3); 189 (1 to 3); 191 (1 to 3); 192 (1 to 3); 193 (1-2, 3 to 9, 11, 12); 194 (1 to 7, 8-9, 11, 12); 195 (sup1, 1 to 9, 11, 12); 196 (sup1, 1 to 9, 11, 12); 197 (sup1, 1 to 9, 11, 12); 198 (1 to 9, 11, 12); 199 (sup1, 1 to 3, 5, 6)
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Library of Congress
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Preserved
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2025-04-07
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164 (1 to 3); 165 (1 to 3); 166 (1 to 3); 167 (1 to 3); 168 (1 to 3); 169 (1 to 3); 170 (1 to 3); 171 (1 to 3); 172 (1 to 3); 173 (1 to 3); 174 (1 to 3); 175 (1 to 3); 176 (1 to 3); 177 (1 to 3); 178 (1 to 4); 179 (1 to 4); 180 (1 to 3); 181 (1 to 3); 182 (1 to 4); 183 (1 to 3); 184 (1 to 4); 185 (3); 186 (1 to 3); 187 (1 to 3); 188 (1 to 3); 189 (1 to 3); 190 (1 to 3); 191 (1 to 3); 192 (1 to 3); 193 (1-2, 3 to 12); 194 (1 to 8-9, 10, 12); 195 (sup1, 1 to 12); 196 (sup1, 1 to 12); 197 (sup1, 1 to 12); 198 (1 to 10, 12)
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