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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (3); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 10 (2 to 4); 11 (1 to 4); 12 (1 to 4); 13 (1 to 4); 14 (1, 2, 3-4); 15 (2 to 4); 16 (1, 2); 17 (1 to 4); 19 (2 to 4); 20 (1, 3, 4); 21 (1 to 4); 22 (1b, 2b, 3b, 4b, 5b, 6b); 23 (1b, 2b, 3, 4b, 5b); 24 (1b, 2b, 3b, 4b, 5b); 25 (1b, 2b, 3, 4b, 5b); 26 (1b, 2b, 3, 4, 5b); 27 (1b, 2b, 3 to 5); 28 (1b, 2b, 3 to 5); 29 (1b, 2b, 3 to 5); 30 (1b, 2 to 5); 32 (1 to 5); 33 (1 to 3 to 5); 34 (1b, 2b, 3 to 5); 35 (1b, 2b, 3 to 5); 36 (1 to 5); 43 (1 to 6, 8 to 10); 45 (1 to 10); 46 (1 to 10); 47 (1 to 10); 48 (2 to 9); 49 (1 to 10); 50 (1 to 9); 51 (1 to 10); 52 (1 to 10); 53 (1 to 10); 54 (1 to 10); 55 (1 to 10); 56 (1, 3 to 9); 57 (1, 2, 4, 6 to 10); 58 (1 to 10); 59 (1 to 10); 60 (1 to 10); 61 (1 to 10); 62 (1 to 6, 8 to 10); 63 (1 to 8, 10); 64 (1 to 3, 5 to 9); 65 (1 to 10); 66 (1 to 7, 9, 10); 67 (1 to 5, 8, 10); 68 (1 to 10); 69 (1 to 10); 70 (2, 4 to 10); 71 (1 to 10); 72 (1 to 10); 73 (1 to 10); 74 (1 to 10); 75 (1 to 10); 76 (1 to 10); 77 (1 to 10); 78 (1 to 8, 10); 79 (1 to 10); 80 (1 to 10); 81 (1 to 4, 6 to 10); 82 (1 to 6, 8 to 10); 83 (1, 3 to 10); 84 (1 to 10); 85 (2 to 10); 86 (1 to 10); 87 (1 to 10); 88 (2 to 6); 89 (2 to 6); 90 (1 to 6); 91 (1 to 3, 5, 6); 92 (1 to 4, 6 to 11, 12_suppl); 93 (1 to 12); 94 (1 to 12); 95 (1 to 12); 96 (1 to 12); 97 (1 to 12); 98 (1 to 12); 99 (1 to 12); 100 (1_suppl, 2 to 12); 101 (1 to 12); 102 (1 to 12); 103 (1 to 11); 104 (1 to 12); 105 (1 to 11); 106 (1 to 11); 107 (1 to 6); 108 (1 to 6); 109 (1 to 6); 110 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6); 116 (1 to 6); 117 (1 to 6); 118 (1 to 6); 119 (1 to 6); 120 (1)
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Internet Archive
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Preserved
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2025-08-08
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1 to 106
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Portico
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Preserved
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2026-04-16
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Preserved : 1939: 11(3), 1938/1939: 32(1-4, 4, b, 5), 1939/1940: 33(1, 1, b, 2, 2, b, 3, 3, b, 4, 4, b, 5, 5, b), 1940/1941: 34(1, 1, b, 2, 2, b, 3, 3, b, 4, 4, b, 5, 5, b), 1941: 35(1, 1, b, 2, 2, b, 3-5), 1942: 36(1-5)
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Portico
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Preserved
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2026-04-16
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Preserved : 1949: 43(1-10)
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Portico
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Preserved
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2026-04-16
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Preserved : 1951: 45(1-10), 1952: 46(1-10), 1953: 47(1-10), 1954: 48(1-10), 1955: 49(1-10), 1956: 50(1-10), 1957: 51(1-10), 1958: 52(1-10), 1959: 53(1-10), 1960: 54(1-10), 1961: 55(1-10), 1962: 56(1, 3-10), 1963: 57(1-2, 4, 6-10), 1964: 58(1-10), 1965: 59(1-10), 1966: 60(1-10), 1967: 61(1-10), 1968: 62(1-10), 1969: 63(1-10), 1970: 64(1-3, 5-10), 1971: 65(1-10), 1972: 66(1-7, 9-10), 1973: 67(1-6, 8-10), 1974: 68(1-10), 1975: 69(1-10), 1976: 70(2-10), 1977: 71(1-10), 1978: 72(1-10), 1979: 73(1-10), 1980: 74(1-10), 1981: 75(1-10), 1982: 76(1-10), 1983: 77(1-10), 1984: 78(1-10), 1985: 79(1-10), 1986: 80(1-10), 1987: 81(1-10), 1988: 82(1-10), 1989: 83(1-10), 1990: 84(1-10), 1991: 85(1-10), 1992: 86(1-10), 1993: 87(1-10), 1994: 88(1-6), 1995: 89(1-6), 1996: 90(1-6), 1997: 91(1-6), 1998: 92(1-12, 12, S), 1999: 93(1-12), 2000: 94(1-12, 12, S), 2001: 95(1-12, 12, S), 2002: 96(1-12), 2003: 97(1-12), 2004: 98(1-12), 2005: 99(1-12), 2006: 100(1, 1, S, 2-12), 2007: 101(1-12), 2008: 102(1-12), 2009: 103(1-11), 2010: 104(1-12), 2011: 105(1-11), 2012: 106(1-11), 2013: 107(1-6), 2014: 108(1-6), 2015: 109(1-6), 2016: 110(1-6), 2017: 111(1-6), 2018: 112(1-6), 2019: 113(1-6), 2020: 114(1-6), 2021: 115(1-6), 2022: 116(1-6), 2023: 117(1-6), 2024: 118(1-6), 2025: 119(1-6), 2026: 120(1-2)
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CLOCKSS Archive
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In Progress
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2026-04-13
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94 to 110, 113 to 120
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LOCKSS Archive
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In Progress
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2026-04-13
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94 to 96, 119, 120
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LOCKSS Archive
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Preserved
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2026-04-13
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97 to 118
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CLOCKSS Archive
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Preserved
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2026-04-13
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111, 112
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Library of Congress
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Preserved
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2025-04-07
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104 (1 to 12); 105 (1 to 11); 106 (1 to 11); 107 (1 to 6); 108 (1 to 6); 109 (1 to 6); 110 (1 to 6); 111 (1 to 6); 112 (1 to 6); 113 (1 to 6); 114 (1 to 6); 115 (1 to 6); 116 (1 to 6); 117 (1 to 6); 118 (1 to 5)
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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 : 92 (1-12); 93 (1-12); 94 (1-6, 8, 9, 11, 12); 95 (1-9, 11, 12); 96 (1-12); 97 (1-10, 12); 98 (2-5, 7-11); 99 (1-12); 100 (1-8, 10-12); 101 (1-10, 12); 102 (1-5, 7, 8, 10-12); 103 (1-11); 104 (2-12); 105 (1-3, 5, 6, 8, 10, 11); 106 (1-11); 107 (1-3, 6); 108 (1-6); 109 (1-6); 110 (1-6); 111 (2-6); 112 (1-3, 5); 113 (1-3, 5)
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