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Scholars Portal
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Preserved
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2025-09-02
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Preserved : 1 (1 to 4); 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 (, 1 to 4); 11 (, 1 to 4); 12 (, 1 to 3); 13 (, 1 to 3); 14 (, 1 to 3); 15 (, 1-2, 3-4); 16 (, 1 to 3); 17 (, 1 to 4); 18 (, 1 to 3); 19 (, 1 to 3); 20 (, 1, 2-3); 21 (, 1S, 2, 3); 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, 2); 34 (, 1, 2); 35 (, 1, 2); 36 (, 1, 2); 37 (, 1); 38 (, 1); 39 (, 1, 2); 40 (, 1, 2); 41 (, 1, 2); 42 (, 1, 2); 43 (, 1, 2); 44 (, 1, 2); 45 (, 1, 2); 46 (, 1, 2); 47 (, 1, 2); 48 (, 1, 2); 49 (, 1, 2); 50 (, 1, 2); 51 (, 1, 2); 52 (, 1, 2); 53 (, 1, 2); 54 (, 1, 2); 55 (, 1, 2); 56 (, 1, 2); 57 (, 1, 2); 58 (, 1, 2); 59 (, 1, 2); 60 (, 1, 2); 61 (, 1, 2); 62 (, 1); 64 (, 1, 2); 65 (, 1, 2); 66 (, 1, 2); 67 (, 1, 2); 68 (, 1, 2); 69 (, 1, 2); 70 (, 1, 2); 71 (, 1, 2); 72 (, 1-2); 73 (, 1 to 3); 74 (, 1 to 4); 75 (, 1 to 4); 76 (, 1 to 4); 77 (, 1 to 4); 78 (, 1 to 4); 79 (, 1 to 4); 80 (, 1 to 4); 81 (, 1 to 4); 82 (, 1 to 4); 83 (, 1 to 4); 84 (, 1 to 3, 4_suppl); 85 (, 1 to 4); 86 (, 1 to 4); 87 (, 1 to 4); 88 (, 1 to 4); 89 (, 1_suppl, 2 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 6); 97 (, 1 to 3, 5, 6); 98 (, 1 to 6); 99 (, 1 to 3 to 5, 6); 100 (, 1 to 6); 101 (, 1 to 6); 102 (, 1 to 6); 103 (, 1 to 6); 104 (, 1 to 6); 105 (, 1 to 3); 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 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; 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
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Internet Archive
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Preserved
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2025-08-08
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41 to 94
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HathiTrust
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Preserved
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2025-11-01
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V1 1921; V4 1924
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Portico
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Preserved
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2026-02-12
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Preserved : 1938: 18(1-3), 1939: 19(1-3), 1940: 20(1-3), 1941: 21(1, 1, S, 2-3), 1942: 22(1-4), 1943: 23(1-4), 1944: 24(1-4), 1945: 25(1-4), 1946: 26(1-4), 1947: 27(1-4), 1948: 28(1-4), 1949: 29(1-4), 1950: 30(1-4), 1951: 31(1-4), 1952: 32(1-4), 1953: 33(1-2), 1954: 34(1-2), 1955: 35(1-2), 1956: 36(1-2), 1957: 37(1), 1958: 38(1), 1959: 39(1-2), 1960: 40(1-2), 1961: 41(1-2), 1962: 42(1-2), 1963: 43(1-2), 1964: 44(1-2), 1965: 45(1-2), 1966: 46(1-2), 1967: 47(1-2), 1968: 48(1-2), 1969: 49(1-2), 1970: 50(1-2), 1971: 51(1-2), 1972: 52(1-2), 1973: 53(1-2), 1974: 54(1-2), 1975: 55(1-2), 1976: 56(1-2), 1977: 57(1-2), 1978: 58(1-2), 1979: 59(1-2), 1980: 60(1-2), 1981: 61(1-2), 1982: 62(1-2), 1983: 63(1-2), 1984: 64(1-2), 1985: 65(1-2), 1986: 66(1-2), 1987: 67(1-2), 1988: 68(1-2), 1989: 69(1-2), 1990: 70(1-2), 1991: 71(1-2), 1992: 72(1-2), 1993: 73(1-3), 1994: 74(1-4), 1995: 75(1-4), 1996: 76(1-4), 1997: 77(1-4), 1998: 78(1-4), 1999: 79(1-4), 2000: 80(1-4), 2001: 81(1-4), 2002: 82(1-4), 2003: 83(1-4), 2004: 84(1-4), 2005: 85(1-4), 2006: 86(1-4), 2007: 87(1-4), 2008: 88(1-4), 2009: 89(1-4), 2010: 90(1-4), 2011: 91(1-4), 2012: 92(1-4), 2013: 93(1-4), 2014: 94(1-4), 2015: 95(1-4), 2016: 96(1-6), 2017: 97(1-6), 2018: 98(1-6), 2019: 99(1-4, 4, S, 5-6), 2020: 100(1-6), 2021: 101(1-6), 2022: 102(1-6), 2023: 103(1-6), 2024: 104(1-6), 2025: 105(1-6), 2026: 106(1)
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CLOCKSS Archive
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In Progress
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2026-02-09
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1 to 87, 96 to 105
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LOCKSS Archive
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In Progress
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2026-02-09
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1 to 82, 105
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LOCKSS Archive
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Preserved
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2026-02-09
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83 to 104
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CLOCKSS Archive
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Preserved
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2026-02-09
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88 to 95
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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 : 1 (1-4); 2 (1-4); 3 (1-4); 4 (1-4); 5 (1-4); 6 (1-4); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1-4); 11 (2-4); 12 (1-3); 13 (1-3); 14 (1-3); 15 (1-2, 3-4); 16 (1-3); 17 (1-4); 18 (1-3); 19 (1-3); 20 (1, 2-3); 21 (1-3); 22 (1-4); 23 (1-4); 24 (1-4); 25 (1-4); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1-4); 31 (1, 2, 4); 32 (1-4); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1); 38; 39 (2); 40 (1, 2); 41 (1, 2); 42 (1, 2); 43 (1, 2); 44 (1, 2); 45 (1, 2); 46 (1, 2); 47 (1, 2); 48 (1, 2); 49 (1, 2); 50 (1, 2); 51 (1, 2); 52 (1, 2); 53 (1, 2); 54 (1, 2); 55 (1, 2); 56 (1, 2); 57 (1, 2); 58 (1, 2); 59 (1, 2); 60; 61 (1, 2); 62 (1); 64 (2); 65 (1, 2); 66 (1, 2); 67 (1, 2); 68 (1, 2); 69 (1, 2); 70 (1, 2); 71 (1, 2); 72 (1-2); 73 (2, 3); 74 (1-4); 75 (1-4); 76 (1-4); 77 (1-4); 78 (1-4); 79 (1-4); 80 (1-4); 81 (1-4); 82 (1-4); 83 (1-4); 84 (1-4); 85 (1-4); 86 (1-4); 87 (1-4); 88 (1-4); 89 (1-4); 90 (1-4); 91 (1-3); 92 (1-4); 93 (1-4); 94 (1-4); 95 (1-3); 96 (1-6); 97 (1-6); 98 (1-6); 99 (1-6)
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Library of Congress
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Preserved
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2025-04-07
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90 (1 to 4); 91 (3_suppl, 1 to 4); 92 (1 to 4); 93 (1 to 4); 94 (1 to 4); 95 (1 to 4); 96 (1 to 6); 97 (4); 99 (4_suppl, 3 to 6); 100 (1 to 6); 101 (1 to 6); 102 (1 to 6); 103 (1 to 6); 104 (1 to 6)
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British Library
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Preserved
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2019-09-18
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Preserved : 94 (1 to 4), 95 (1 to 4), 96 (1 to 6), 97 (1 to 6), 98 (1 to 5)
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