|
|
Scholars Portal
|
|
Preserved
|
2025-09-02
|
|
|
Preserved : 1 (1 to 6); 2 (, 1 to 6); 3 (, 1‐2, 3 to 6); 4 (, 1 to 6); 5 (, 1 to 6); 6 (, 1 to 6); 7 (, 1 to 6); 8 (, 1 to 6); 9 (, 1 to 6); 10 (, 1 to 6); 11 (, 1 to 6); 12 (, 1 to 6); 13 (, 1 to 6); 14 (, 1 to 6); 15 (, 1 to 6); 16 (, 1‐6); 17 (, 1‐6); 18 (, 1‐6); 19 (, 1‐6); 20 (, 1 to 6); 21 (, 1 to 6); 22 (, 1 to 6); 23 (, 1 to 6); 24 (, 1 to 6); 25 (, 1 to 6); 26 (, 1 to 6); 27 (, 1 to 6); 28 (, 1 to 6); 29 (, 1 to 6); 30 (, 1 to 6); 31 (, 1 to 6); 32 (, 1 to 6); 33 (, 1 to 6); 34 (, 1 to 6); 35 (, 1 to 6); 36 (, 1 to 7); 37 (, 1 to 6); 38 (, 1 to 7); 39 (, 1 to 6); 40 (, 1 to 6); 41 (, 1 to 6); 42 (, 1 to 6); 43 (, 1 to 6); 44 (, 1 to 6); 45 (, 1 to 6); 46 (, 1 to 6); 47 (, 1 to 6); 48 (, 1 to 6); 49 (, 1 to 6); 50 (, 1 to 6); 51 (, 1 to 6); 52 (, 1 to 6); 53 (, 1 to 6); 54 (, 1 to 6); 55 (, 1 to 6); 56 (, 1 to 6); 57 (, 1 to 6); 58 (, 1 to 6); 59 (, 1 to 6); 60 (, 1 to 6); 61 (, 1 to 6); 62 (, 1 to 6); 63 (, 1 to 6); 64 (, 1 to 6); 65 (, 1 to 8); 66 (, 1 to 9); 67 (, 1 to 9); 68 (, 1 to 9); 69 (, 1 to 9); 70 (, 1 to 9); 71 (, 1 to 9); 72 (, 1 to 9); 73 (, 1 to 9); 74 (, 1 to 9); 75 (, 1 to 9); 76 (, 1 to 9); 77 (, 1 to 12); 78 (, 1 to 12); 79 (, 1 to 12); 80 (, 1 to 12); 81 (, 1 to 12); 82 (, 1 to 12); 83 (, 1 to 12); 84 (, 1 to 12); 85 (, 1 to 12); 86 (, 1 to 12); 87 (, 1 to 12); 88 (, 1 to 12); 89 (, 1 to 12); 90 (, 2 to 6); 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; 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; 2020; 2021; 2022; 2023; 2024; 2025
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 79
|
|
|
Technische Informationsbibliothek
|
|
Preserved
|
2026-01-13
|
|
|
vol.62:1-6;vol.63:1-6;vol.64:1-6;vol.65:1-8,sup.s8;vol.66:1-9,sup.s7;vol.67:1-9;vol.68:1-9;vol.69:1-9;vol.70:1-9;vol.71:1-9;vol.72:1-9;vol.73:1-9;vol.74:1-9;vol.75:1-9;vol.76:1-9;vol.77:1-12;vol.78:1-12,s1,s2;vol.79:1-12;vol.80:1-12,S1;vol.81:1-12;vol.82:1-12,S1;vol.83:1-12;vol.84:1-12;vol.85:1-12;vol.86:1
|
|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1936: 1(1-6), 1937: 2(1-6), 1938: 3(1-6), 1939: 4(1-6), 1940: 5(1-6), 1941: 6(1-6), 1942: 7(1-6), 1943: 8(1-6), 1944: 9(1-6), 1945: 10(1-6), 1946: 11(1-6), 1947: 12(1-6), 1948: 13(1-6), 1949: 14(1-6), 1950: 15(1-6), 1951: 16(1-6), 1952: 17(1-6), 1953: 18(1-6), 1954: 19(1-6), 1955: 20(1-6), 1956: 21(1-6), 1957: 22(1-6), 1958: 23(1-6), 1959: 24(1-6), 1960: 25(1-6), 1961: 26(1-6), 1962: 27(1-6), 1963: 28(1-6), 1964: 29(1-6), 1965: 30(1-6), 1966: 31(1-6), 1967: 32(1-6), 1968: 33(1-6), 1969: 34(1-6), 1970: 35(1-6), 1971: 36(1-7), 1972: 37(1-6), 1973: 38(1-7), 1974: 39(1-6), 1975: 40(1-6), 1976: 41(1-6), 1977: 42(1-6), 1978: 43(1-6), 1979: 44(1-6), 1980: 45(1-6), 1981: 46(1-6), 1982: 47(1-6), 1983: 48(1-6), 1984: 49(1-6), 1985: 50(1-6), 1986: 51(1-6), 1987: 52(1-6), 1988: 53(1-6), 1989: 54(1-6), 1990: 55(1-6), 1991: 56(1-6), 1992: 57(1-6), 1993: 58(1-6), 1994: 59(1-6), 1995: 60(1-6), 1996: 61(1-6), 1997: 62(1-6), 1998: 63(1-6), 1999: 64(1-6), 2000: 65(1-6), 2001: 66(1-6), 2002: 67(1-6), 2003: 68(1-6), 2004: 69(1-6), 2005: 70(1-6), 2006: 71(1-9), 2007: 72(1-9), 2008: 73(1-9), 2009: 74(1-9), 2010: 75(1-9), 2011: 76(1-9), 2012: 77(1-12), 2013: 78(1, S 1, 2, S 2, 3-12), 2014: 79(1-12), 2015: 80(1, S 1, 2-12), 2016: 81(1-12), 2017: 82(1, S 1, 2-12), 2018: 83(1-12), 2019: 84(1-12), 2020: 85(1-12), 2021: 86(1-12), 2022: 87(1-12), 2023: 88(1, S 1, 2-12), 2024: 89(1, S 1, 2-12), 2025: 90(1-2, 4-12), 2026: 91(1-2)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
43, 47, 52, 56 to 91
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 7 (1 to 9); 8 (S1, 1 to 9, 11, 12); 9 (1 to 9); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (, 1 to 8); 66 (, 1 to 9); 67 (1 to 9); 68 (1 to 9); 69 (1 to 9); 71 (1 to 9); 72 (1 to 9); 73 (1 to 9); 74 (1 to 9); 75 (1 to 9); 76 (1 to 9); 77 (1 to 9, 11, 12); 78 (s1, 1 to 9, 11, 12); 79 (1 to 9, 11); 81 (1 to 9, 11, 12); 82 (S1, 1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (S1, 1 to 9, 11, 12); 89 (S1, 1 to 9, 11, 12)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 7 (1 to 9); 8 (S1, 1 to 9, 11, 12); 9 (1 to 9); 62 (1 to 6); 63 (1 to 6); 64 (1 to 6); 65 (, 1 to 8); 66 (, 1 to 9); 67 (1 to 9); 68 (1 to 9); 69 (1 to 9); 71 (1 to 9); 72 (1 to 9); 73 (1 to 9); 74 (1 to 9); 75 (1 to 9); 76 (1 to 9); 77 (1 to 9, 11, 12); 78 (s1, 1 to 9, 11, 12); 79 (1 to 9, 11); 81 (1 to 9, 11, 12); 82 (S1, 1 to 9, 11, 12); 83 (1 to 9, 11, 12); 84 (1 to 9, 11, 12); 85 (1 to 9, 11, 12); 86 (1 to 9, 11, 12); 87 (1 to 9, 11, 12); 88 (S1, 1 to 9, 11, 12); 89 (S1, 1 to 9, 11, 12)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 71 (4-9); 72 (1-9)
|