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CLOCKSS Archive
|
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Preserved
|
2026-02-09
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|
|
1 to 140
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1922: 1(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1924: 3(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1926: 6(1), 1926: 7(1), 1927: 9(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1928: 11(2), 1929: 13(1), 1930: 15(1), 1931: 16(1, 3-6), 1931: 17(3, 6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1932: 19(1), 1933: 20(1, 3-4), 1933: 21(S 5), 1933: 22(1, S 1, 2-6), 1934: 23(1, 3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1935: 25(1, 4-6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1936: 26(1-6), 1937: 27(2-6), 1938: 29(6), 1938/1939: 30(S 4, 5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1940: 33(5, S 5), 1941: 34(S 4, 5)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1943: 37(1, 6), 1943: 38(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1954: 42(6), 1955: 44(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1958/1959: 48(1-2, 4), 1959: 49(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1960: 49(3), 1960: 50(2, 4), 1961: 52(1), 1962: 53(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1963: 54(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1964: 54(4), 1964: 55(2), 1965: 56(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1966: 58(2), 1967: 60(1)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1968: 62(4), 1969: 65(4), 1969: 66(3)
|
|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 104 (1 to 6); 105 (, 1 to 6); 106 (, 1 to 6); 107 (, 1 to 6); 108 (, 1 to 6); 109 (, 1 to 4); 110 (, 1 to 6); 111 (, 1 to 6); 112 (, 1 to 6); 113 (, 1 to 6); 114 (, 1/2, 3, 4/5, 6); 115 (, 1 to 3); 116 (, 1 to 6); 117 (, 1 to 6); 118 (, 1 to 6); 119 (, 1 to 6); 120 (, 1 to 6); 121 (, 1 to 6); 122 (, 1 to 6); 123 (, 1 to 6); 124 (, 1 to 6); 125 (, 1 to 6); 126 (, 1 to 6); 127 (, 1 to 6); 128 (, 1 to 6); 129 (, 1 to 6); 130 (, 1 to 6); 131 (, 1 to 6); 132 (, 1 to 6); 133 (, 2 to 6); 134 (, 1 to 6); 135 (, 1 to 6); 136 (, 1 to 6); 137 (, 1 to 6); 138 (, 1 to 6); 139 (, 1 to 4); 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
|
|
|
86 to 109
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
1 to 6, 8 to 125
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1972: 70(2), 1973: 71(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1974: 74(2-4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1976: 77(4), 1976: 78(2-3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1977/1978: 80(3-4), 1978: 81(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1979: 83(2)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1980: 85(4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1982: 88(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1988: 100(4), 1989: 102(2-3), 1990: 103(3-4)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1991: 104(3)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1993: 105(6)
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1997: 110(1-6), 1997/1998: 111(1-6), 1998/1999: 112(1-6), 1999/2000: 113(1-6), 2000/2001: 114(1-6), 2001: 115(1-3), 2002: 116(1-6), 2003: 117(1-6), 2004: 118(1-6), 2005: 119(1-6), 2006: 120(1-6), 2007: 121(1-6), 2008: 122(1-6), 2009: 123(1-6), 2010: 124(1-6), 2011: 125(1-6), 2012: 126(1, S 1, 2-5), 2013: 127(1-5), 2014: 128(1-5), 2014/2015: 129(1-6), 2016: 130(1-6), 2017: 131(1-6), 2017/2018: 132(1-6), 2019: 133(1-6), 2019/2020: 134(1-6), 2021: 135(1, S 1, 2-6), 2022: 136(1-6), 2023: 137(2-6), 2024: 138(1-6), 2025: 139(1-2, 5-6), 2026: 140(1)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
130 (1, 3 to 5); 132 (1 to 6); 133 (1 to 6); 134 (1 to 6); 135 (1, S1, 2 to 6); 136 (1 to 6); 137 (1 to 6); 138 (1 to 6)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1, 3, 4, 6); 115 (1 to 3); 116 (1 to 6); 117 (1 to 6); 118 (1 to 6); 119 (1 to 6); 121 (1 to 6); 122 (1 to 6); 123 (1 to 6); 124 (1 to 6); 125 (1 to 6); 126 (1 to 6); 127 (1 to 6); 128 (1 to 6); 129 (1 to 6); 131 (1 to 6); 132 (1 to 6); 133 (1 to 6); 134 (1 to 6); 135 (Suppl 1, 1 to 6); 136 (1 to 6); 137 (1 to 6); 138 (1 to 6)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 11 (1 to 6); 12 (1 to 6); 13 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1, 3, 4, 6); 115 (1 to 3); 116 (1 to 6); 117 (1 to 6); 118 (1 to 6); 119 (1 to 6); 121 (1 to 6); 122 (1 to 6); 123 (1 to 6); 124 (1 to 6); 125 (1 to 6); 126 (1 to 6); 127 (1 to 6); 128 (1 to 6); 129 (1 to 6); 131 (1 to 6); 132 (1 to 6); 133 (1 to 6); 134 (1 to 6); 135 (Suppl 1, 1 to 6); 136 (1 to 6); 137 (1 to 6); 138 (1 to 6)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 52 (2); 110 (3-6); 111 (1-6); 112 (1-6); 113 (1-6); 114 (1-2, 3, 4-5, 6); 115 (1-3); 116 (1-6); 117 (1-6); 118 (1-6); 119 (1-6); 120 (1-6); 121 (1-6); 122 (1-6); 123 (1-6); 124 (1-6); 125 (1-6); 126 (supplement-1, 1-6); 127 (1-6); 128 (1-6); 129 (1-6); 130 (1-6); 131 (1-6); 132 (1-6); 133 (1-6)
|