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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); 2 (, 1); 3 (, 1); 4 (, 1); 5 (, 1); 6 (, 1); 7 (, 1); 8 (, 1); 9 (, 1); 10 (, 1); 11 (, 1); 12 (, 1); 13 (, 1); 14 (, 1); 15 (, 1); 16 (, 1); 17 (, 1 to 3); 18 (, 1 to 3); 19 (, 1-3); 20 (, 1-3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1 to 3); 26 (, 1, 2); 27 (, 1, 2); 28 (, 1, 2); 29 (, 1, 2); 30 (, 1, 2); 31 (, 1, 2); 32 (, 1, 2); 33 (, 1, 2); 34 (, 1, 2); 35 (, 1, 2); 36 (, 1, 2); 37 (, 1, 2); 38 (, 1, 2); 39 (, 1, 2); 40 (, 1 to 3); 41 (, 1 to 3); 42 (, 1 to 3); 43 (, 1 to 3); 44 (, 1 to 3); 45 (, 1 to 3); 46 (, 1 to 4); 47 (, 1 to 4); 48 (, 1 to 4); 49 (, 1 to 4); 50 (, 1 to 4); 51 (, 1 to 4); 52 (, 1 to 4); 53 (, 1 to 4); 54 (, 1 to 4); 55 (, 1, 2-3, 4, 5); 56 (, 1, 2-3, 5); 57 (, 1, 2, 3-4, 5); 58 (, 1, 2-3, 4); 59 (, 1, 2-3, 4, 5-6); 60 (, 1, 2-3, 4, 5-6); 61 (, 1, 2-3, 4, 5-6); 62 (, 1, 2/3, 4, 5/6); 63 (, 1, 2-3, 4, 5-6); 64 (, 1, 2-3, 4, 5-6); 65 (, 1, 2-3, 4, 5-6); 66 (, 1, 2-3, 4, 5-6); 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; 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
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Internet Archive
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Preserved
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2025-08-08
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1 to 52
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Portico
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Preserved
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2026-02-12
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Preserved : 1954: 1(1), 1955: 2(1), 1956: 3(1), 1957: 4(1), 1958: 5(1), 1959: 6(1), 1960: 7(1), 1961: 8(1), 1962: 9(1), 1963: 10(1), 1964: 11(1), 1965: 12(1), 1966: 13(1), 1967: 14(1), 1968: 15(1), 1969: 16(1), 1970: 17(1-3), 1971: 18(1-3), 1972: 19(1), 1973: 20(1-2), 1974: 21(1-3), 1975: 22(1-3), 1976: 23(1-3), 1977: 24(1-3), 1978: 25(1-3), 1979: 26(1-2), 1980: 27(1-2), 1981: 28(1-2), 1982: 29(1-2), 1983: 30(1-2), 1984: 31(1-2), 1985: 32(1-2), 1986: 33(1-2), 1987: 34(1-2), 1988: 35(1-2), 1989: 36(1-2), 1990: 37(1-2), 1991: 38(1-2), 1992: 39(1-2), 1993: 40(1-3), 1994: 41(1-3), 1995: 42(1-3), 1996: 43(1-3), 1997: 44(1-3), 1998: 45(1-3), 1999: 46(1-4), 2000: 47(1-4), 2001: 48(1-4), 2002: 49(1-4), 2003: 50(1-4), 2004: 51(1-4), 2005: 52(1-4), 2006: 53(1, 3-4), 2007: 54(1-4), 2008: 55(1-2, 4-5), 2009: 56(2, 5), 2009/2010: 57(1-2, 5), 2011: 58(1, 4-5), 2012: 59(1-6), 2013: 60(1-6), 2014: 61(1-6), 2015: 62(1-6), 2016: 63(1-6), 2017: 64(1-6), 2018: 65(1-6), 2019: 66(1-6), 2019/2020: 67(1-6), 2020/2021: 68(1-6), 2021/2022: 69(1-6), 2023: 70(1-6), 2023/2024: 71(1-6), 2025: 72(1-6), 2026: 73(1)
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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); 2; 3; 4; 5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15; 16; 17 (2, 3); 18 (1-3); 20 (2); 21 (1-3); 22 (1-3); 23 (1-3); 24 (1-3); 25 (1-3); 26 (1, 2); 27 (1, 2); 28 (1, 2); 29 (1, 2); 30 (1, 2); 31 (1, 2); 32 (1, 2); 33 (1, 2); 34 (1, 2); 35 (1, 2); 36 (1, 2); 37 (1, 2); 38 (1, 2); 39 (1, 2); 40 (1-3); 41 (1-3); 42 (1-3); 43 (1-3); 44 (1-3); 45 (1-3); 46 (1-4); 47 (1-4); 48 (1-4); 49 (1-4); 50 (1-4); 51 (1-4); 52 (1-4); 53 (1, 3, 4); 54 (1-4); 55 (1, 2, 4, 5); 56 (1, 2, 4, 5); 57 (1-3, 5); 58 (1, 4, 5)
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Library of Congress
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Preserved
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2025-04-07
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66 (5-6); 67 (1, 2-3, 4, 5-6); 68 (1, 2-3, 4, 5-6); 69 (2-3, 4, 5-6); 70 (1, 2-3, 5-6); 71 (1, 2-3, 4, 5-6)
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