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Portico
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Preserved
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2026-04-02
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Preserved : 1914: 1(1-3), 1915: 2(1-2), 1916: 3(1-3), 1918: 4(1-3), 1919: 5(1-2), 1920: 6(1-2), 1921: 7(1-2), 1922: 8(1-2), 1923: 9(1-2), 1924: 10(1-2), 1925: 11(1-3), 1927: 12(1-3), 1928: 13(1-3), 1929: 14(1-3), 1929: 15(1-3), 1930: 16(1-3), 1931: 17(1-3), 1931: 18(1-3), 1932: 19(1-4), 1934: 20(1-4), 1935: 21(1-4), 1936: 22(1-4), 1937: 23(1-4), 1938: 24(1-4), 1939: 25(1-4), 1939: 26(1-4), 1940: 27(1-4), 1941: 28(1-4), 1942: 29(1-4), 1944: 30(1-4), 1950: 31(1-4), 1951: 32(1-4), 1952: 33(1-4), 1953: 34(1-4), 1954: 35(1-4), 1954: 36(1-4), 1955: 37(1-4), 1956: 38(1-4), 1956: 39(1-4), 1957: 40(1-4), 1957: 41(1-4), 1958: 42(1-4), 1958: 43(1-4), 1959: 44(1-4), 1960: 45(1-4), 1960: 46(1-4), 1960: 47(1-4), 1961: 48(1-4), 1961: 49(1-4), 1962: 50(1-4), 1962: 51(1-4), 1963: 52(1-4), 1963: 53(1-4), 1964: 54(1-4), 1964: 55(1-4), 1965: 56(1-4), 1966: 57(1-4), 1966: 58(1-4), 1967: 59(1-4), 1967: 60(1-4), 1968: 61(1-4), 1968: 62(1-4), 1969: 63(1-4), 1969: 64(1-4), 1970: 65(1-4), 1971: 67(1-4), 1971: 68(1-4), 1971: 69(1-4), 1972: 70(1-4), 1972: 71(1-4), 1972: 72(1-4), 1973: 73(1-4), 1973: 74(1-4), 1974: 75(1-4), 1974: 76(1-4), 1974: 77(1-4), 1975: 78(1-4), 1975: 79(1-4), 1976: 81(1-4), 1976: 82(1-4), 1977: 83(1-4), 1977: 84(1-4), 1978: 85(1-4), 1978: 86(1-4), 1978: 87(1-4), 1979: 88(1-5), 1980: 89(1-5), 1980: 90(1-5), 1981: 91(1-5), 1981: 92(1-5), 1982: 93(1-5), 1982: 94(1-5), 1983: 95(1-5), 1983: 96(1-5), 1984: 97(1-5), 1984: 98(1-5), 1985: 99(1-5), 1985: 100(1‐5)
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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 101; 102; 103; 104; 105; 106; 107; 108; 109; 110; 111; 112; 113; 114; 115; 116; 117; 118; 119; 120; 123 (2 to 10); 124 (1, 2, 3-4, 5-6, 7-8, 9-10); 125 (1-2, 3 to 5, 7, 8, 9-10); 126 (1, 2-3, 4 to 6, 7-8, 9, 10); 127 (1 to 8, 9-10); 128 (1 to 8, 9-10); 129 (1 to 8, 9-10); 130 (1 to 5, 6-7, 8, 9-10); 131 (1 to 8, 9-10); 132 (1 to 8, 9-10); 133 (1 to 8, 9-10); 134 (1 to 8, 9-10); 135 (1‐2, 3 to 10); 136 (1‐2, 3 to 10); 137 (s1, 1-2, 3 to 10); 138 (1-2, 3 to 10); 139 (1-2, 3 to 10); 140 (1-2, 3 to 10); 141 (1-2, 3 to 10); 142 (1-2, 3 to 10); 143 (1-2, 3 to 10); 144 (1-2, 3 to 10); 145 (1-2, 3 to 10); 146 (1-2, 3 to 10); 147 (1 to 10); 148 (1 to 10); 149 (1 to 10); 150 (1 to 3)
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Internet Archive
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Preserved
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2025-08-08
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1 to 128
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CLOCKSS Archive
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Preserved
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2026-03-30
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74, 108, 111 to 150
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Portico
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Preserved
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2026-04-02
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Preserved : 1986: 101(1-5), 1986: 102(1-5), 1987: 103(1-5), 1987: 104(1-5), 1988: 105(1-5), 1988: 106(1-5), 1989: 107(1-5), 1989: 108(1-5), 1990: 109(1-5), 1990: 110(1-5), 1991: 111(1-5), 1991: 112(1-5), 1992: 113(1-5), 1992: 114(1-5), 1993: 115(1-5), 1993: 116(1-5), 1994: 117(1-5), 1994: 118(1-5), 1995: 119(1-5), 1996: 120(1-5), 1997: 121(1‐5)
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Portico
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Preserved
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2026-04-02
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Preserved : 1999: 123(1-10), 2000: 124(1-2), 2001: 125(3-8), 2002: 126(1, 4-10), 2003: 127(1-8), 2004: 128(1-8), 2005: 129(1-8), 2006: 130(1-5, 8), 2007: 131(1-8), 2008: 132(1-8), 2009: 133(1-8), 2010: 134(1-8), 2011: 135(3-10), 2012: 136(1-10), 2013: 137(1-2, s1, 3-10), 2014: 138(1-10), 2015: 139(1-10), 2016: 140(1-10), 2017: 141(1-10), 2018: 142(1-10), 2019: 143(1-10), 2020: 144(1-10), 2021: 145(1-10), 2022: 146(1-10), 2023: 147(1-10), 2024: 148(1-10), 2025: 149(1-10), 2026: 150(1-3)
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National Digital Preservation Program, China
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Preserved
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2025-10-23
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Preserved : 13 (1 to 5, 6?7, 8, 9?1); 14 (1-2, 3 to 9); 121 (1?5); 122; 123 (2 to 9); 124 (1, 2, 3?4, 5?6, 7?8, 9?1); 125 (1?2, 3 to 8, 9?1); 126 (1, 2?3, 4 to 6, 7?8, 9); 127 (1 to 8, 9?1); 128 (1 to 8, 9?1); 129 (1 to 8, 9?1); 131 (1 to 8, 9?1); 132 (1 to 8, 9?1); 133 (1 to 8, 9?1); 134 (1 to 8, 9?1); 135 (1?2, 3 to 9); 136 (1?2, 3 to 9); 137 (, 1-2, 3 to 9); 138 (1-2, 3 to 9); 139 (1-2, 3 to 9); 141 (1-2, 3 to 9); 142 (1-2, 3 to 9); 143 (1-2, 3 to 9); 144 (1-2, 3 to 9); 145 (1-2, 3 to 9); 146 (1-2, 3 to 9); 147 (1 to 9); 148 (1 to 9); 149 (1 to 8)
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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 (1 to 5, 6?7, 8, 9?1); 14 (1-2, 3 to 9); 121 (1?5); 122; 123 (2 to 9); 124 (1, 2, 3?4, 5?6, 7?8, 9?1); 125 (1?2, 3 to 8, 9?1); 126 (1, 2?3, 4 to 6, 7?8, 9); 127 (1 to 8, 9?1); 128 (1 to 8, 9?1); 129 (1 to 8, 9?1); 131 (1 to 8, 9?1); 132 (1 to 8, 9?1); 133 (1 to 8, 9?1); 134 (1 to 8, 9?1); 135 (1?2, 3 to 9); 136 (1?2, 3 to 9); 137 (, 1-2, 3 to 9); 138 (1-2, 3 to 9); 139 (1-2, 3 to 9); 141 (1-2, 3 to 9); 142 (1-2, 3 to 9); 143 (1-2, 3 to 9); 144 (1-2, 3 to 9); 145 (1-2, 3 to 9); 146 (1-2, 3 to 9); 147 (1 to 9); 148 (1 to 9); 149 (1 to 8)
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National Library of the Netherlands
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Preserved
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2024-12-15
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Preserved : 130 (1-3, 5, 6-7, 8, 9-10); 131 (1-8, 9-10)
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