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Technische Informationsbibliothek
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Preserved
|
2026-01-13
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vol.48:1-4
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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); 2 (, 1, 2); 3 (, 1, 2); 4 (, 1, 2); 5 (, 1, 2); 6 (, 1); 7 (, 1, 2); 8 (, 1, 2); 9 (, 1, 2); 10 (, 1, 2); 11 (, 1, 2); 12 (, 1, 2); 13 (, 1, 2); 14 (, 1, 2); 15 (, 1); 16 (, 1 to 3); 17 (, 1 to 3); 18 (, 1, 2); 19 (, 1 to 3); 20 (, 1 to 3); 21 (, 1 to 3); 22 (, 1 to 3); 23 (, 1 to 3); 24 (, 1 to 3); 25 (, 1 to 3); 26 (, 1 to 3); 27 (, 1 to 3); 28 (, 1 to 3); 29 (, 1 to 3); 30 (, 1 to 3); 31 (, 1 to 3); 32 (, 1 to 3); 33 (, 1 to 3); 34 (, 1 to 5); 35 (, 1 to 4); 36 (, 1 to 4); 37 (, 1 to 4); 38 (, 1 to 4); 39 (, 1 to 4); 40 (, 1 to 4); 41 (, 1 to 4); 42 (, 1 to 4); 43 (, 1 to 4); 44 (, 1 to 4); 53 (, 1, 2-3, 4); 54 (, 1 to 4); 55 (, 1 to 4); 56 (, 1 to 4); 57 (, 1 to 4); 58 (, 1 to 4); 59 (, 1 to 4); 60 (, 1 to 4); 61 (, 1 to 4); 62 (, 1 to 4); 63 (, 1 to 4); 64 (, 1 to 4); 65 (, 1 to 4); 66 (, 1 to 4); 67 (, 2 to 4); 68 (, 1 to 4); 69 (, 1 to 4); 70 (, 1 to 4); 71 (, 1, 2, 3-4); 72 (, 1 to 4); 73 (, 1, 2); 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; 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
|
2025-08-08
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20 to 62
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Portico
|
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Preserved
|
2026-02-12
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Preserved : 1952/1953: 1(1-2), 1953/1954: 2(1-2), 1955: 3(1-2), 1956: 4(1-2), 1957: 5(1-2), 1958: 6(1), 1959: 7(1-2), 1960: 8(1-2), 1961: 9(1-2), 1962: 10(1-2), 1963: 11(1-2), 1964: 12(1-2), 1965: 13(1-2), 1966: 14(1-2), 1967: 15(1)
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|
|
Portico
|
|
Preserved
|
2026-02-12
|
|
|
Preserved : 1968: 16(1-3), 1969: 17(1-3), 1970: 18(1-2), 1971: 19(1-3), 1972: 20(1-3), 1973: 21(1-3), 1974: 22(1-3), 1975: 23(1-3), 1976: 24(1-3), 1977: 25(1-3), 1978: 26(1-3), 1979: 27(1-3), 1980: 28(1-3), 1981: 29(1-3), 1982: 30(1-3), 1983: 31(1-3), 1984: 32(1-3), 1985: 33(1-3), 1986: 34(1-5), 1987: 35(1-4), 1988: 36(1-4), 1989: 37(1-4), 1990: 38(1-4), 1991: 39(1-4), 1992: 40(1-4), 1993: 41(1-4), 1994: 42(1-4), 1995: 43(1-4), 1996: 44(1-4), 1997: 45(1-4), 1998: 46(1-4), 1999: 47(1-4), 2000: 48(1-4), 2001: 49(1-4), 2002: 50(1-4), 2003: 51(1-3), 2004: 52(1-3), 2005: 53(1, 4), 2006: 54(1-4), 2007: 55(1-4), 2008: 56(1-4), 2009: 57(1-4), 2010: 58(1-4), 2011: 59(1-4), 2012: 60(1-4), 2013: 61(1-4), 2014: 62(1-4), 2015: 63(1-4), 2016: 64(1-4), 2017: 65(1-4), 2018: 66(1-4), 2019: 67(1-4), 2020: 68(1-4), 2021: 69(1-4), 2022: 70(1-4), 2023: 71(1-4), 2024: 72(1-4), 2025: 73(1-4)
|
|
|
CLOCKSS Archive
|
|
Preserved
|
2026-02-09
|
|
|
39 to 73
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 5); 48 (1 to 4); 49 (1 to 4); 51 (1 to 3); 52 (1 to 3); 53 (1, 2?3, 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1, 2, 3-4); 72 (1 to 4); 73 (1, 2)
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|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 5 (1 to 4); 6 (1 to 4); 7 (1 to 4); 45 (1 to 4); 46 (1 to 4); 47 (1 to 5); 48 (1 to 4); 49 (1 to 4); 51 (1 to 3); 52 (1 to 3); 53 (1, 2?3, 4); 54 (1 to 4); 55 (1 to 4); 56 (1 to 4); 57 (1 to 4); 58 (1 to 4); 59 (1 to 4); 61 (1 to 4); 62 (1 to 4); 63 (1 to 4); 64 (1 to 4); 65 (1 to 4); 66 (1 to 4); 67 (1 to 4); 68 (1 to 4); 69 (1 to 4); 71 (1, 2, 3-4); 72 (1 to 4); 73 (1, 2)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
64 (1 to 4); 65 (1, 3, 4); 66 (1 to 4); 67 (2, 4); 68 (1 to 4); 69 (1 to 4); 70 (1 to 4); 72 (1)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 54 (1-4); 55 (1)
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