|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1, 2-4); 2 (, 1-2, 3-4); 3 (, 1-2, 3, 4); 4 (, 1-2, 3-4); 5 (, 1-2, 3-4); 6 (, 1-2, 3-4); 7 (, 1, 2, 3-4); 8 (, 1-2, 3-4); 9 (, 1-2, 3-4); 10 (, 1-2, 3-4); 11 (, 1-2, 3-4); 12 (, 1-2, 3-4); 13 (, 1-2, 3-4); 14 (, 1-2, 3-4); 15 (, 1-2, 3-4); 16 (, 1-2, 3-4); 17 (, 1-2, 3-4); 18 (, 1-2, 3-4); 19 (, 1-2, 3-4); 20 (, 1-2, 3-4); 21 (, 1-2, 3-4); 22 (, 1-2, 3-4); 23 (, 1-2, 3-4); 24 (, 1-2, 3-4); 25 (, 1-2, 3-4); 26 (, 1-2, 3-4); 27 (, 1-2, 3-4); 28 (, 1-2, 3-4); 29 (, 1-2, 3-4); 30 (, 1-2, 3-4); 31 (, 1-2, 3-4); 32 (, 1-2, 3-4); 33 (, 1-2, 3-4); 34 (, 1-2, 3-4); 35 (, 1-2, 3-4); 36 (, 1-2, 3-4); 37 (, 1-3, 4); 38 (, 1-4); 39 (, 1-3, 4); 40 (, 1-2, 3-4); 1950; 1951; 1952; 1953; 1954; 1955; 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
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1950: 1(1-4), 1951: 2(1-4), 1952: 3(1-4), 1953: 4(1-4), 1954: 5(1-4), 1955: 6(1-4), 1956: 7(1-4), 1957: 8(1-4), 1958: 9(1-4), 1959: 10(1-4), 1960: 11(1-4), 1961: 12(1-4), 1962: 13(1-4), 1963: 14(1-4), 1964: 15(1-4), 1965: 16(1-4), 1966: 17(1-4), 1967: 18(1-4), 1968: 19(1-4), 1969: 20(1-4), 1970: 21(1-4), 1971: 22(1-4), 1972: 23(1-4), 1973: 24(1-4), 1974: 25(1-4), 1975: 26(1-4), 1976: 27(1-4), 1976: 28(1-4), 1977: 29(1-4), 1977: 30(1-4), 1978: 31(1-4), 1978: 32(1-4), 1979: 33(1-4), 1979: 34(1-4), 1980: 35(1-4), 1980: 36(1-4), 1981: 37(1-4), 1981: 38(1-4), 1982: 39(1-4), 1982: 40(1-4)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 177
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 41 (1-2, 3-4); 42 (, 1-2, 3-4); 43 (, 1-2, 3-4); 44 (, 1-2, 3-4); 45 (, 1-2, 3-4); 46 (, 1-2, 3-4); 47 (, 1-2, 3-4); 48 (, 1-2, 3-4); 49 (, 1-2, 3-4); 50 (, 1-2, 3-4); 51 (, 1-2, 3-4); 52 (, 1-2, 3-4); 53 (, 1-2, 3-4); 54 (, 1-2, 3-4); 55 (, 1-2, 3-4); 56 (, 1-2, 3-4); 57 (, 1-2, 3-4); 58 (, 1-2, 3-4); 59 (, 1-2, 3-4); 60 (, 1-2, 3-4); 61 (, 1-2, 3-4); 62 (, 1-2, 3-4); 63 (, 1 to 4); 64 (, 1 to 4); 65 (, 1 to 4); 66 (, 1-2, 3, 4); 67 (, 1-2, 3, 4); 68 (, 1-2, 3, 4); 69 (, 1-2, 3, 4); 70 (, 1-2, 3, 4); 71 (, 1-2, 3, 4); 72 (, 1-2, 3, 4); 73 (, 1-2, 3, 4); 74 (, 1-2, 3, 4); 75 (, 1-2, 3, 4); 76 (, 1-2, 3, 4); 77 (, 1-2, 3, 4); 78 (, 1-2, 3, 4); 79 (, 1-2, 3, 4); 80 (, 1-2, 3, 4); 81 (, 1-2, 3, 4); 82 (, 1-2, 3, 4); 83 (, 1-2, 3, 4); 84 (, 1-2, 3, 4); 85 (, 1-2, 3, 4); 86 (, 1-2, 3, 4); 87 (, 1-2, 3, 4); 88 (, 1-2, 3, 4); 89 (, 1-2, 3, 4); 90 (, 1-2, 3, 4); 91 (, 1-2, 3, 4); 92 (, 1-2, 3, 4); 93 (, 1-2, 3, 4); 94 (, 1-2, 3, 4); 95 (, 1-2, 3, 4); 96 (, 1-2, 3, 4); 97 (, 1-2, 3, 4); 98 (, 1-2, 3, 4); 99 (, 1-2, 3, 4); 100 (, 1-2, 3, 4); 101 (, 1-2, 3, 4); 102 (, 1-2, 3, 4); 103 (, 1-2, 3, 4); 104 (, 1-2, 3, 4); 105 (, 1-2, 3, 4); 106 (, 1-2, 3, 4); 107 (, 1-2, 3, 4); 108 (, 1-2, 3, 4); 109 (, 1-2, 3, 4); 110 (, 1-2, 3, 4); 111 (, 1-2, 3, 4); 112 (, 1-2, 3, 4); 113 (, 1-2, 3, 4); 114 (, 1-2, 3, 4); 115 (, 1-2, 3, 4); 116 (, 1-2, 3, 4); 117 (, 1-2, 3, 4); 118 (, 1-2, 3, 4); 119 (, 1-2, 3, 4); 120 (, 1-2, 3, 4); 121 (, 1-2, 3, 4); 122 (, 1-2, 3, 4); 123 (, 1-2, 3, 4); 124 (, 1-2, 3, 4); 125 (, 1-2, 3, 4); 126 (, 1-2, 3, 4); 127 (, 1-2, 3, 4); 128 (, 1-2, 3, 4); 129 (, 1-2, 3, 4); 130 (, 1-2, 3, 4); 131 (, 1-2, 3, 4); 132 (, 1-2, 3, 4); 133 (, 1-2, 3, 4); 134 (, 1-2, 3, 4); 135 (, 1-2, 3, 4); 136 (, 1-2, 3, 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); 143 (, 1, 2); 144 (, 1, 2); 145 (, 1, 2); 146 (, 1, 2); 147 (, 1, 2); 148 (, 1, 2); 149 (, 1, 2); 150 (, 1, 2); 151 (, 1, 2); 152 (, 1, 2); 153 (, 1, 2); 154 (, 1, 2); 155 (, 1, 2); 156 (, 1, 2); 157 (, 1, 2); 158 (, 1, 2); 159 (, 1, 2); 160 (, 1, 2); 161 (, 1, 2); 162 (, 1, 2); 163 (, 1, 2); 164 (, 1, 2); 165 (, 1, 2); 166 (, 1, 2); 167 (, 1, 2); 168 (, 1, 2); 169 (, 1, 2); 170 (, 1, 2); 171 (, 1, 2); 172 (, 1, 2); 173 (, 1, 2); 174 (, 1, 2); 175 (, 1, 2); 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 109
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1983: 41(1-4), 1983: 42(1-4), 1984: 43(1-4), 1984: 44(1-4), 1985: 45(1-4), 1985: 46(1-4), 1986: 47(1-4), 1986: 48(1-4), 1987: 49(1-4), 1987: 50(1-4), 1988: 51(1-4), 1988: 52(1-4), 1989: 53(1-4), 1989: 54(1-4), 1990: 55(1-4), 1990: 56(1-4), 1991: 57(1-4), 1991: 58(1-4), 1992: 59(1-4), 1992: 60(1-4), 1993: 61(1-4), 1993: 62(1-4), 1994: 63(1-4), 1994: 64(1-4), 1994: 65(1-4), 1995: 66(1-4), 1995: 67(1-4), 1995: 68(1-4), 1995: 69(1-4), 1996: 70(1-4), 1996: 71(1-4), 1996: 72(1-4), 1996: 73(1-4), 1997: 76(1-2), 1998: 78(4), 1999: 82(1-2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2010: 94(3), 2004: 105(1-2), 2005: 107(3), 2006: 110(4), 2006: 113(4), 2007: 115(1-3), 2008: 118(1-2), 2008: 119(1-2), 2008: 120(3), 2008: 121(4)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-02-09
|
|
|
134 to 137, 157 to 159
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 2012: 137(3), 2013: 138(1-4), 2013: 139(1-4), 2013: 140(1-2), 2013: 141(1-2, 4), 2014: 142(1-2), 2014: 143(1-2), 2014: 144(2), 2015: 145(2), 2015: 146(1-2), 2015: 147(1-2), 2016: 148(1-2), 2016: 149(1-2), 2016: 150(1-2), 2017: 151(1-2), 2017: 152(1-2), 2017: 153(1-2), 2018: 154(1-2), 2018: 155(1-2), 2018: 156(1-2), 2019: 157(1-2), 2019: 158(1-2), 2019: 159(1-2), 2019/2020: 160(1-2), 2020: 161(1-2), 2020: 162(1-2), 2021: 163(1-2), 2021: 164(1-2), 2021: 165(1-2), 2022: 166(1-2), 2022: 167(1-2), 2022: 168(1), 2023: 169(1-2), 2023: 170(1-2), 2023: 171(1-2), 2024: 172(1-2), 2024: 173(1-2), 2024: 174(2), 2025: 175(2), 2025: 176(1-2), 2025: 177(1)
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
138 to 155
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 1 (1, 3, 4); 8 (1, 3, 4); 9 (1, 3, 4); 11 (1, 3, 4); 12 (1, 3, 4); 13 (1, 3, 4); 14 (1, 3, 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1, 3, 4); 19 (1, 3, 4); 74 (1, 3, 4); 75 (1, 3, 4); 76 (1, 3, 4); 77 (1, 3, 4); 78 (1, 3, 4); 79 (1, 3, 4); 81 (1, 3, 4); 82 (1, 3, 4); 83 (1, 3, 4); 84 (1, 3, 4); 85 (1, 3, 4); 86 (1, 3, 4); 87 (1, 3, 4); 88 (1, 3, 4); 89 (1, 3, 4); 91 (1, 3, 4); 92 (1, 3, 4); 93 (1, 3, 4); 94 (1, 4); 95 (1, 3, 4); 96 (1, 3, 4); 97 (1, 3, 4); 98 (1, 3, 4); 99 (1, 3, 4); 111 (1, 3, 4); 112 (1, 3, 4); 113 (1, 3, 4); 114 (1, 3, 4); 115 (1, 3, 4); 116 (1, 3, 4); 117 (1, 3, 4); 118 (1, 3, 4); 119 (1, 3, 4); 121 (1, 3, 4); 122 (1, 3, 4); 123 (1, 3, 4); 124 (1, 3, 4); 125 (1, 3, 4); 126 (1, 3, 4); 127 (1, 3, 4); 128 (1, 3, 4); 129 (1, 3, 4); 131 (1, 3, 4); 132 (1, 3, 4); 133 (1, 3, 4); 134 (1, 3, 4); 135 (1, 3, 4); 136 (1, 3, 4); 137 (1, 3, 4); 138 (1, 3, 4); 139 (1, 3, 4); 141 (1, 3, 4); 142 (1, 2); 143 (1, 2); 144 (1, 2); 145 (1, 2); 146 (1, 2); 147 (1, 2); 148 (1, 2); 149 (1, 2); 151 (1, 2); 152 (1, 2); 153 (1, 2); 154 (1, 2); 155 (1, 2); 156 (1, 2); 157 (1, 2); 158 (1, 2); 159 (1, 2); 161 (1, 2); 162 (1, 2); 163 (1, 2); 164 (1, 2); 165 (1, 2); 166 (1, 2); 167 (1, 2); 168 (1, 2); 169 (1, 2); 171 (1, 2); 172 (1, 2); 173 (1, 2)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 1 (1, 3, 4); 8 (1, 3, 4); 9 (1, 3, 4); 11 (1, 3, 4); 12 (1, 3, 4); 13 (1, 3, 4); 14 (1, 3, 4); 15 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1, 3, 4); 19 (1, 3, 4); 74 (1, 3, 4); 75 (1, 3, 4); 76 (1, 3, 4); 77 (1, 3, 4); 78 (1, 3, 4); 79 (1, 3, 4); 81 (1, 3, 4); 82 (1, 3, 4); 83 (1, 3, 4); 84 (1, 3, 4); 85 (1, 3, 4); 86 (1, 3, 4); 87 (1, 3, 4); 88 (1, 3, 4); 89 (1, 3, 4); 91 (1, 3, 4); 92 (1, 3, 4); 93 (1, 3, 4); 94 (1, 4); 95 (1, 3, 4); 96 (1, 3, 4); 97 (1, 3, 4); 98 (1, 3, 4); 99 (1, 3, 4); 111 (1, 3, 4); 112 (1, 3, 4); 113 (1, 3, 4); 114 (1, 3, 4); 115 (1, 3, 4); 116 (1, 3, 4); 117 (1, 3, 4); 118 (1, 3, 4); 119 (1, 3, 4); 121 (1, 3, 4); 122 (1, 3, 4); 123 (1, 3, 4); 124 (1, 3, 4); 125 (1, 3, 4); 126 (1, 3, 4); 127 (1, 3, 4); 128 (1, 3, 4); 129 (1, 3, 4); 131 (1, 3, 4); 132 (1, 3, 4); 133 (1, 3, 4); 134 (1, 3, 4); 135 (1, 3, 4); 136 (1, 3, 4); 137 (1, 3, 4); 138 (1, 3, 4); 139 (1, 3, 4); 141 (1, 3, 4); 142 (1, 2); 143 (1, 2); 144 (1, 2); 145 (1, 2); 146 (1, 2); 147 (1, 2); 148 (1, 2); 149 (1, 2); 151 (1, 2); 152 (1, 2); 153 (1, 2); 154 (1, 2); 155 (1, 2); 156 (1, 2); 157 (1, 2); 158 (1, 2); 159 (1, 2); 161 (1, 2); 162 (1, 2); 163 (1, 2); 164 (1, 2); 165 (1, 2); 166 (1, 2); 167 (1, 2); 168 (1, 2); 169 (1, 2); 171 (1, 2); 172 (1, 2); 173 (1, 2)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 74 (3, 4); 75 (1, 3, 4); 76 (3, 4); 77 (1, 3, 4); 78 (1, 3, 4); 79 (1, 3, 4); 80 (1, 3, 4); 81 (1, 3, 4); 82 (1, 3, 4); 83 (1, 3, 4); 84 (1, 3, 4); 85 (1, 3, 4); 86 (1-2, 3, 4); 87 (1-2, 3, 4); 88 (1-2, 3, 4); 89 (1-2, 3, 4); 90 (1, 3, 4); 91 (1, 3, 4); 92 (1, 3, 4); 93 (1, 3, 4); 94 (1, 3, 4); 95 (1, 3, 4); 96 (1, 3, 4); 97 (1, 3, 4); 98 (1, 3, 4); 99 (1, 3, 4); 100 (1, 3, 4); 101 (1, 3, 4); 102 (1, 3, 4); 103; 104 (3, 4); 105 (1, 3, 4); 106 (1-2, 3, 4); 107 (1-2, 3, 4); 108 (1-2, 3, 4); 109 (1-2, 3, 4); 110 (1-2, 3, 4); 111 (1-2, 3, 4); 112 (1-2, 3); 113 (4); 114 (1-2, 3, 4); 115 (1-2, 4); 116 (1-2, 3, 4); 117 (1-2, 3, 4); 118 (1-2, 3, 4); 119 (1-2, 3, 4); 120 (1-2, 3, 4); 121 (1-2, 3, 4); 122 (1-2, 3, 4); 123 (1-2, 3, 4); 124 (1-2, 3, 4); 125 (1-2, 3, 4); 126 (1-2, 3, 4); 127 (1-2, 3, 4); 128 (1-2, 3, 4); 129 (1-2, 3, 4); 130 (1-2, 3, 4); 131 (1-2, 3, 4); 132 (1-2, 3, 4); 133 (1-2, 3, 4); 134 (1-2, 3, 4); 135 (1-2, 3, 4); 136 (1-2, 3, 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); 143 (1, 2); 144 (1, 2); 145 (1, 2); 146 (1, 2); 147 (1, 2); 148 (1, 2); 149 (1, 2); 150 (1, 2); 151 (1, 2); 152 (1, 2); 153 (1, 2); 154 (1, 2); 155 (1, 2); 156 (1, 2); 157 (1, 2); 158 (1, 2); 159 (1, 2)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
154 (2); 155 (1, 2); 156 (1, 2); 157 (1, 2); 158 (1, 2); 159 (1, 2); 160 (1, 2); 161 (1, 2); 162 (1, 2); 163 (1, 2); 164 (1, 2); 165 (1, 2); 166 (1, 2); 167 (1, 2); 168 (1, 2); 169 (1, 2); 170 (1, 2); 171 (1, 2); 172 (1, 2); 173 (1, 2)
|