|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
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 5); 10 (, 1 to 5); 11 (, 1 to 5); 12 (, 1 to 5); 13 (, 1 to 5); 14 (, 1 to 5); 15 (, 1 to 5); 16 (, 1 to 5); 17 (, 1 to 5); 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 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 3); 42 (, 1 to 3); 43 (, 1 to 3); 44 (, 1 to 3); 45 (, 1 to 3); 46 (, 1 to 3); 47 (, 1 to 3); 48 (, 1 to 3); 49 (, 1 to 3); 50 (, 1 to 3); 51 (, 1 to 3); 52 (, 1 to 3); 53 (, 1 to 3); 54 (, 1 to 3); 55 (, 1 to 3); 56 (, 1 to 3); 57 (, 1 to 3); 58 (, 1 to 3); 59 (, 1 to 3); 60 (, 1 to 3); 61 (, 1 to 3); 62 (, 1 to 3); 63 (, 1 to 3); 64 (, 1 to 3); 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 4); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1, 2-3, 4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1-2, 3, 4); 83 (, 1 to 4); 84 (, 1 to 4); 85 (, 1 to 4); 86 (, 1-2, 3, 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, 2-3, 4); 108 (, 1-2, 3, 4); 109 (, 1-2, 3, 4); 110 (, 1-2, 3, 4); 111 (, 1 to 4); 112 (, 1, 2-3, 4); 113 (, 1, 2, 3-4); 114 (, 1 to 4); 115 (, 1-2, 3, 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 (, 1-2, 3, 4); 125 (, 1 to 4); 126 (, 1 to 4); 127 (, 1-2, 3, 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 to 4); 138 (, 1, 2, 3/4); 139 (, 1/2, 3, 4); 140 (, 1 to 4); 141 (, 1 to 4); 142 (, 1 to 4); 143 (, 1 to 4); 144 (, 1 to 4); 145 (, 1 to 4); 146 (, 1 to 4); 147 (, 1 to 4); 148 (, 1 to 4); 149 (, 1 to 4); 150 (, 1 to 4); 151 (, 1, 2/3, 4); 152 (, 1 to 4); 153 (, 1 to 4); 154 (, 1 to 4); 155 (, 1 to 4); 156 (, 1, 2, 4); 157 (, 1 to 4); 158 (, 1 to 4); 159 (, 1 to 4); 160 (, 1 to 4); 161 (, 1 to 4); 162 (, 1 to 4); 163 (, 1, 2, 3-4); 164 (, 1 to 4); 165 (, 1 to 4); 166 (, 1 to 4); 167 (, 1 to 4); 168 (, 1-2, 3, 4); 169 (, 1, 2, 3-4); 170 (, 1 to 4); 171 (, 1 to 4); 172 (, 1 to 4); 173 (, 1-2, 3-4); 174 (, 1 to 4); 175 (, 1 to 4); 176 (, 1, 2, 3-4); 177 (, 1-2, 3, 4); 178 (, 1, 2-3, 4); 179 (, 1 to 4); 180 (, 1 to 4); 181 (, 1 to 4); 182 (, 1 to 4); 183 (, 1 to 4); 184 (, 1, 2, 3-4); 185 (, 1 to 4); 186 (, 1 to 4); 187 (, 1 to 4); 188 (, 1 to 4); 189 (, 1 to 4); 190 (, 1 to 4); 191 (, 1 to 4); 192 (, 1 to 4); 193 (, 1 to 4); 194 (, 1 to 4); 195 (, 1 to 4); 196 (, 1 to 4); 197 (, 1 to 4); 198 (, 1 to 4); 199 (, 1 to 4); 200 (, 1 to 4); 201 (, 1 to 4); 202 (, 1-3, 4); 203 (, 1 to 4); 204 (, 1 to 4); 205 (, 1 to 4); 206 (, 1 to 4); 207 (, 1 to 4); 208 (, 1 to 4); 209 (, 1 to 4); 210 (, 1 to 4); 211 (, 1 to 4); 212 (, 1 to 4); 213 (, 1, 2-3, 4); 214 (, 1 to 4); 215 (, 1 to 4); 216 (, 1 to 4); 217 (, 1 to 4); 218 (, 1 to 4); 219 (, 1 to 4); 220 (, 1 to 4); 221 (, 1 to 4); 222 (, 1 to 4); 223 (, 1 to 4); 224 (, 1 to 4); 225 (, 1 to 4); 226 (, 1 to 4); 227 (, 1 to 4); 228 (, 1 to 4); 229 (, 1 to 4); 230 (, 1 to 4); 231 (, 1 to 24); 232 (, 1 to 20, 21-22, 23, 24); 233 (, 1 to 14, 15-16, 17, 18, 19-20, 21-22, 23-24); 234 (, 1 to 8, 9-10, 11 to 23); 235 (, 1 to 12); 236 (, 2, 4 to 6, 8 to 12); 237 (, 1 to 12); 238 (, 1 to 12); 239 (, 1 to 12); 240 (, 1 to 12); 241 (, 1 to 3, 5 to 12); 242 (, 1 to 7); 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
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 212
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 235
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 242
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1959/1960: 1(1-6), 1961: 2(1-6), 1962: 3(1-6), 1963: 4(1-6), 1963/1964: 5(1-6), 1964: 6(1-6), 1965: 7(1-6), 1965/1966: 8(1-6), 1966: 9(1-5), 1966/1967: 10(1-5), 1967: 11(1-5), 1967/1968: 12(1-5), 1968: 13(1-5), 1969: 14(1-5), 1969: 15(1-5), 1969/1970: 16(1-5), 1970: 17(1-5), 1970: 18(1-4), 1971: 19(1-4), 1971: 20(1-4), 1971: 21(1-4), 1971: 22(1-4), 1972: 23(1-4), 1972: 24(1-4), 1972: 25(1-4), 1972: 26(1-4), 1972: 27(1-4), 1973: 28(1-4), 1973: 29(1-4), 1973: 30(1-4), 1973: 31(1-4), 1973: 32(1-4), 1973: 33(1-4), 1974: 34(1-4), 1974: 35(1-4), 1974: 36(1-4), 1974: 37(1-4), 1974: 38(1-4), 1974: 39(1-4), 1974/1975: 40(1-4), 1975: 41(1-3), 1975: 42(1-3), 1975: 43(1-3), 1975: 44(1-3), 1975/1976: 45(1-3), 1976: 46(1-3), 1976: 47(1-3), 1976: 48(1-3), 1976: 49(1-3), 1976: 50(1-3), 1976/1977: 51(1-3), 1977: 52(1-3), 1977: 53(1-3), 1977: 54(1-3), 1977: 55(1-3), 1978: 56(1-3), 1978: 57(1-3), 1978: 58(1-3), 1978: 59(1-3), 1978/1979: 60(1-3), 1979: 61(1-3), 1979: 62(1-3), 1979: 63(1-3), 1979: 64(1-3), 1979: 65(1-3), 1979: 66(1-3), 1980: 67(1-3), 1980: 68(1-3), 1980: 69(1-3), 1980: 70(1-3), 1980: 71(1-3), 1980/1981: 72(1-3), 1981: 73(1-4), 1981: 74(1-4), 1981: 75(1-4), 1982: 76(1-4), 1982: 77(1-4), 1982: 78(1-4), 1983: 79(1-4), 1983: 80(1-4), 1983: 81(1-4), 1983/1984: 82(1-4), 1984: 83(1-4), 1984: 84(1-4), 1985: 85(1-4), 1985: 86(1-4), 1985: 87(1-4), 1986: 88(1-4), 1986: 89(1-4), 1986: 90(1-4), 1987: 91(1-4), 1987: 92(1-4), 1987: 93(1-4), 1988: 94(1-4), 1988: 95(1-4), 1988: 96(1, S 1, 2-4), 1989: 97(1-4), 1989: 98(1-4), 1989: 99(1-4), 1990: 100(1, S 1, 2-4), 1990: 101(1-4), 1990: 102(1-4), 1991: 103(1-4), 1991: 104(1-4), 1991: 105(1-4), 1992: 106(1-4), 1992: 107(1-4), 1992: 108(1-4), 1992: 109(1-4), 1993: 110(1-4), 1993: 111(1-4), 1993: 112(1-4), 1993/1994: 113(1-4), 1994: 114(1-4), 1994: 115(1-4), 1994: 116(1-4), 1995: 117(1-4), 1995: 118(1-4), 1995: 119(1-4), 1995: 120(1-4), 1995: 121(1-4), 1995: 122(1-4), 1996: 123(1-4), 1996: 124(1-4), 1996: 125(1-4), 1996: 126(1-4), 1996: 127(1-4), 1996: 128(1-4), 1997: 129(1-4), 1997: 130(1-4), 1997: 131(1-4), 1997: 132(1-4), 1997: 133(1-4), 1997: 134(1-4), 1998: 135(1-4), 1998: 136(1-4), 1998: 137(1-4), 1998: 138(1-4), 1998: 139(1-4), 1998: 140(1-4), 1999: 141(1-4), 1999: 142(1-4), 1999: 143(1-4), 1999: 144(1-4), 1999: 145(1-4), 1999: 146(1-4), 1999/2000: 147(1-4), 2000: 148(1-4), 2000: 149(1-4), 2000: 150(1-4), 2000: 151(1-4), 2000: 152(1-4), 2000/2001: 153(1-4), 2001: 154(1-4), 2001: 155(1-4), 2001: 156(1-4), 2001: 157(1-4), 2001: 158(1-4), 2001/2002: 159(1-4), 2002: 160(1-4), 2002: 161(1-4), 2002: 162(1-4), 2002: 163(1-4), 2002: 164(1-4), 2002/2003: 165(1-4), 2003: 166(1-4), 2003: 167(1-4), 2003: 168(1-4), 2003: 169(1-4), 2003: 170(1-4), 2003/2004: 171(1-4), 2004: 172(1-4), 2004: 173(1-4), 2004: 174(1-4), 2004: 175(1-4), 2004: 176(1-4), 2004/2005: 177(1-4), 2005: 178(1-4), 2005: 179(1-4), 2005: 180(1-4), 2005: 181(1-4), 2005: 182(1-4), 2005/2006: 183(1-4), 2006: 184(1-4), 2006: 185(1-4), 2006: 186(1-4), 2006: 187(1-4), 2006: 188(1-4), 2006/2007: 189(1-4), 2007: 190(1-4), 2007: 191(1-4), 2007: 192(1-4), 2007: 193(1-4), 2007: 194(1-4), 2007/2008: 195(1-4), 2008: 196(1-4), 2008: 197(1-4), 2008: 198(1-4), 2008: 199(1-4), 2008: 200(1-4), 2008/2009: 201(1-4), 2009: 202(1-4), 2009: 203(1-4), 2009: 204(1-4), 2009: 205(1-4), 2009: 206(1-4), 2009/2010: 207(1-4), 2010: 208(1-4), 2010: 209(1-4), 2010: 210(1-4), 2010: 211(1-4), 2010: 212(1-4), 2011: 213(1-4), 2011: 214(1-4), 2011: 215(1-4), 2011: 216(1-4), 2011: 217(1-4), 2011: 218(1-4), 2012: 219(1-4), 2012: 220(1-4), 2012: 221(1-4), 2012: 222(1-4), 2012: 223(1-2), 2012: 224(1, 4), 2013: 225(1-4), 2013: 226(1-4), 2013: 227(1-4), 2013: 228(1-4), 2013: 229(1-4), 2013: 230(3-4), 2014: 231(1-20, 22-24), 2015: 232(1, 6-24), 2016: 233(1-24), 2017: 234(1-24), 2018: 235(1-12), 2019: 236(1-12), 2019/2020: 237(1-12), 2021: 238(1-12), 2022: 239(1-12), 2023: 240(1-12), 2024: 241(1-11), 2025: 242(1-2, 4-12)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
236
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 120 (2); 127 (3, 4); 128 (1-4); 129 (1-4); 130 (1-4); 131 (1-4); 132 (1-4); 133 (1-4); 134 (1-4); 135 (1-4); 136 (1-4); 137 (1-4); 138 (1, 2, 3-4); 139 (1-2, 3, 4); 140 (1-4); 141 (1-4); 142 (1-4); 143 (1-4); 144 (1-4); 145 (1-4); 146 (1-4); 147 (1-4); 148 (1-4); 149 (1-4); 150 (1, 3); 151 (2-3); 152 (1, 3); 153 (4); 155 (1, 2); 156; 157 (3); 159 (1-3); 160 (4); 162 (1, 2, 4); 163 (1, 3-4); 164 (1-4); 165 (1-4); 166 (1-4); 167 (1-4); 168 (1-2, 3, 4); 169 (1, 2, 3-4); 170 (1-4); 171 (1-4); 172 (1-4); 173 (1-2, 3-4); 174 (1-4); 175 (1-4); 176 (1, 2, 3-4); 177 (1-2, 3, 4); 178 (1, 2-3, 4); 179 (1-4); 180 (1-4); 181 (1-4); 182 (1-4); 183 (1-4); 184 (1, 2, 3-4); 185 (1-4); 186 (1-4); 187 (1-4); 188 (1-4); 189 (1-4); 190 (1-4); 191 (1-4); 192 (2, 4); 193 (1-4); 194 (1-4); 195 (1-4); 196 (1-4); 197 (1-4); 198 (1-4); 199 (1-4); 200 (1-4); 201 (1-4); 202 (1-3, 4); 203 (1-4); 204 (1-4); 205 (1-4); 206 (1-4); 207 (1-4); 208 (1-4); 209 (1-4); 210 (1-4); 211 (1-4); 212 (1-4); 213 (1, 2-3, 4); 214 (1-4); 215 (1-4); 216 (1-4); 217 (1-4); 218 (1-4); 219 (1-4); 220 (1-4); 221 (1-4); 222 (1-4); 223 (1-4); 224 (1-4); 225 (1, 2, 4); 226 (1-4); 227 (1-4); 228 (1-4); 229 (1-4); 230 (1-4); 231 (1-24); 232 (1-20, 21-22, 23, 24); 233 (1-14, 15-16, 17, 18, 19-20, 21-22, 23-24); 234 (1-8, 9-10, 11-22, 23-24); 235 (1-12); 236 (1-11)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
233 (11); 235 (1 to 12); 236 (1 to 12); 237 (1 to 12); 238 (1 to 12); 239 (1 to 12); 240 (1 to 12); 241 (1 to 10)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : ; 2 (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); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 9, 11, 12); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (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 to 4); 138 (1 to 3); 139 (1, 3, 4); 141 (1 to 4); 142 (1 to 4); 143 (1 to 4); 144 (1 to 4); 145 (1 to 4); 146 (1 to 4); 147 (1 to 4); 148 (1 to 4); 149 (1 to 4); 151 (1, 2, 4); 152 (1 to 4); 153 (1 to 4); 154 (1 to 4); 155 (1 to 4); 156 (1, 2, 4); 157 (1 to 4); 158 (1 to 4); 159 (1 to 4); 161 (1 to 4); 162 (1 to 4); 163 (1 to 3); 164 (1 to 4); 165 (1 to 4); 166 (1 to 4); 167 (1 to 4); 168 (1, 3, 4); 169 (1 to 3); 171 (1 to 4); 172 (1 to 4); 173 (1, 3); 174 (1 to 4); 175 (1 to 4); 176 (1 to 3); 177 (1, 3, 4); 178 (1, 2, 4); 179 (1 to 4); 181 (1 to 4); 182 (1 to 4); 183 (1 to 4); 184 (1 to 3); 185 (1 to 4); 186 (1 to 4); 187 (1 to 4); 188 (1 to 4); 189 (1 to 4); 191 (1 to 4); 192 (1 to 4); 193 (1 to 4); 194 (1 to 4); 195 (1 to 4); 196 (1 to 4); 197 (1 to 4); 198 (1 to 4); 199 (1 to 4); 211 (1 to 4); 212 (1 to 4); 213 (1, 2, 4); 214 (1 to 4); 215 (1 to 4); 216 (1 to 4); 217 (1 to 4); 218 (1 to 4); 219 (1 to 4); 221 (1 to 4); 222 (1 to 4); 223 (1 to 4); 224 (1 to 4); 225 (1 to 4); 226 (1 to 4); 227 (1 to 4); 228 (1 to 4); 229 (1 to 4); 231 (1 to 9, 11 to 19, 21 to 24); 232 (1 to 9, 11 to 19, 21, 23, 24); 233 (1 to 9, 11 to 15, 17 to 19, 21, 23); 234 (1 to 9, 11 to 19, 21 to 23); 235 (1 to 9, 11, 12); 236 (1 to 9, 11, 12); 237 (1 to 9, 11, 12); 238 (1 to 9, 11, 12); 239 (1 to 9, 11, 12); 241 (1 to 9, 11, 12)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : ; 2 (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); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 9, 11, 12); 25 (1 to 4); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (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 to 4); 138 (1 to 3); 139 (1, 3, 4); 141 (1 to 4); 142 (1 to 4); 143 (1 to 4); 144 (1 to 4); 145 (1 to 4); 146 (1 to 4); 147 (1 to 4); 148 (1 to 4); 149 (1 to 4); 151 (1, 2, 4); 152 (1 to 4); 153 (1 to 4); 154 (1 to 4); 155 (1 to 4); 156 (1, 2, 4); 157 (1 to 4); 158 (1 to 4); 159 (1 to 4); 161 (1 to 4); 162 (1 to 4); 163 (1 to 3); 164 (1 to 4); 165 (1 to 4); 166 (1 to 4); 167 (1 to 4); 168 (1, 3, 4); 169 (1 to 3); 171 (1 to 4); 172 (1 to 4); 173 (1, 3); 174 (1 to 4); 175 (1 to 4); 176 (1 to 3); 177 (1, 3, 4); 178 (1, 2, 4); 179 (1 to 4); 181 (1 to 4); 182 (1 to 4); 183 (1 to 4); 184 (1 to 3); 185 (1 to 4); 186 (1 to 4); 187 (1 to 4); 188 (1 to 4); 189 (1 to 4); 191 (1 to 4); 192 (1 to 4); 193 (1 to 4); 194 (1 to 4); 195 (1 to 4); 196 (1 to 4); 197 (1 to 4); 198 (1 to 4); 199 (1 to 4); 211 (1 to 4); 212 (1 to 4); 213 (1, 2, 4); 214 (1 to 4); 215 (1 to 4); 216 (1 to 4); 217 (1 to 4); 218 (1 to 4); 219 (1 to 4); 221 (1 to 4); 222 (1 to 4); 223 (1 to 4); 224 (1 to 4); 225 (1 to 4); 226 (1 to 4); 227 (1 to 4); 228 (1 to 4); 229 (1 to 4); 231 (1 to 9, 11 to 19, 21 to 24); 232 (1 to 9, 11 to 19, 21, 23, 24); 233 (1 to 9, 11 to 15, 17 to 19, 21, 23); 234 (1 to 9, 11 to 19, 21 to 23); 235 (1 to 9, 11, 12); 236 (1 to 9, 11, 12); 237 (1 to 9, 11, 12); 238 (1 to 9, 11, 12); 239 (1 to 9, 11, 12); 241 (1 to 9, 11, 12)
|