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Scholars Portal
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Preserved
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2026-03-19
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Preserved : 1 (1 to 6); 2 (1 to 6); 3 (1, 2); 4 (1 to 6); 5 (1, 3, 5, 6); 7 (1 to 4); 8 (1 to 4); 9 (1 to 4); 10 (1, 3, 4); 11 (1 to 4); 16 (1 to 4); 17 (1 to 4); 18 (1 to 4); 19 (1 to 4); 20 (1 to 4); 21 (1 to 4); 22 (1 to 4); 23 (1 to 4); 24 (1 to 4); 25 (1 to 3); 26 (1 to 4); 27 (1 to 4); 28 (1 to 4); 29 (1 to 4); 30 (1 to 4); 31 (1 to 3); 32 (1 to 3); 33 (1 to 3); 34 (1 to 3); 35 (1 to 3); 36 (1 to 3); 37 (1 to 3); 38 (1, 2); 39 (1 to 3); 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 3); 47 (1 to 3); 48 (1 to 3); 49 (1 to 4); 50 (2 to 4); 51 (1 to 4); 52 (1 to 3); 53 (1 to 4); 54 (1, 2, 4); 55 (2 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 3)
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Technische Informationsbibliothek
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Preserved
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2026-01-13
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vol.35:1-3;vol.36:1-3;vol.37:1-3;vol.38:1-3;vol.39:1-3;vol.40:1-3;vol.41:1-3;vol.42:1-3;vol.43:1-3;vol.44:1-3;vol.45:1-3;vol.46:1-3;vol.47:1-3;vol.48:1-3;vol.49:1-4;vol.50:1-4;vol.51:1-4;vol.52:1-4;vol.53:1-4;vol.54:1-4;vol.55:1-4;vol.56:1-4;vol.57:1-4;vol.58:1-4
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Portico
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Preserved
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2026-04-16
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Preserved : 1966: 1(1-6), 1967: 2(1-6), 1968: 3(1-2), 1969: 4(1-6), 1970: 5(1, 3, 5-6)
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CLOCKSS Archive
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Preserved
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2026-04-13
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1 to 5, 7 to 11, 16 to 64
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Portico
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Preserved
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2026-04-16
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Preserved : 1972: 7(1-4), 1973: 8(1-4), 1974: 9(1-4), 1975: 10(1, 3-4), 1976: 11(1-4)
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Portico
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Preserved
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2026-04-16
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Preserved : 1978/1979: 16(1-4), 1979/1980: 17(1-4), 1980/1981: 18(1-4), 1981/1982: 19(1-4), 1982: 20(1-4), 1983: 21(1-4), 1984: 22(1-4), 1985: 23(1-4), 1986: 24(1-4), 1987: 25(1-3), 1988: 26(1-4), 1989: 27(1-4), 1990: 28(1-4), 1991/1992: 29(1-4), 1992/1993: 30(1-4), 1993/1994: 31(1-3), 1994/1995: 32(1-3), 1995/1996: 33(1-3), 1996: 34(1-3), 1997/1998: 35(1-3), 1998/1999: 36(1-3), 1999: 37(1-3), 2000: 38(1-3), 2001: 39(1-3), 2002: 40(1-3), 2003: 41(1-3), 2004: 42(1-3), 2005: 43(1-3), 2006: 44(1-3), 2007: 45(1-3), 2008: 46(1-3), 2009: 47(1-3), 2010: 48(1-3), 2011: 49(1-3), 2012: 50(1-4), 2013: 51(1-4), 2014: 52(1-4), 2015: 53(1-4), 2016: 54(1-4), 2017: 55(1-4), 2018: 56(1-4), 2019: 57(1-4), 2020: 58(1-4), 2021: 59(1-4), 2022: 60(1-4), 2023: 61(1-4), 2024: 62(1-4), 2025: 63(1-4), 2026: 64(1-2)
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Portico
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Preserved
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2026-04-16
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Preserved : 1966: 1(1-6), 1967: 2(1-6), 1968: 3(1-2), 1969: 4(1-6), 1970: 5(1, 3, 5-6)
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LOCKSS Archive
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In Progress
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2026-04-13
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1 to 5, 7 to 11, 16 to 37, 39, 40
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CLOCKSS Archive
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In Progress
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2026-04-13
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1 to 5, 7 to 11, 16 to 42, 44
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Portico
|
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Preserved
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2026-04-16
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Preserved : 1972: 7(1-4), 1973: 8(1-4), 1974: 9(1-4), 1975: 10(1, 3-4), 1976: 11(1-4)
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Portico
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Preserved
|
2026-04-16
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Preserved : 1978/1979: 16(1-4), 1979/1980: 17(1-4), 1980/1981: 18(1-4), 1981/1982: 19(1-4), 1982: 20(1-4), 1983: 21(1-4), 1984: 22(1-4), 1985: 23(1-4), 1986: 24(1-4), 1987: 25(1-3), 1988: 26(1-4), 1989: 27(1-4), 1990: 28(1-4), 1991/1992: 29(1-4), 1992/1993: 30(1-4), 1993/1994: 31(1-3), 1994/1995: 32(1-3), 1995/1996: 33(1-3), 1996: 34(1-3), 1997/1998: 35(1-3), 1998/1999: 36(1-3), 1999: 37(1-3), 2000: 38(1-3), 2001: 39(1-3), 2002: 40(1-3), 2003: 41(1-3), 2004: 42(1-3), 2005: 43(1-3), 2006: 44(1-3), 2007: 45(1-3), 2008: 46(1-3), 2009: 47(1-3), 2010: 48(1-3), 2011: 49(1-4)
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LOCKSS Archive
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Preserved
|
2026-04-13
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38, 41 to 49
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CLOCKSS Archive
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Preserved
|
2026-04-13
|
|
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43, 45 to 49
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National Library of the Netherlands
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Preserved
|
2024-12-15
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Preserved : 1 (1-6); 2 (1-6); 3 (1, 2); 4 (1-6); 5 (1, 3, 5, 6); 7 (1-4); 8 (1-4); 9 (1-4); 10 (1, 3, 4); 11 (1-4); 16 (1-4); 17 (1-4); 18 (1-4); 19 (1-4); 20 (1-4); 21 (1-4); 22 (1-4); 23 (1-4); 24 (1-4); 25 (1-3); 26 (1-4); 27 (1-4); 28 (1-4); 29 (1-4); 30 (1-4); 31 (1-3); 32 (1-3); 33 (1-3); 34 (1-3); 35 (1-3); 36 (1-3); 37 (1-3); 38 (1, 2, 4); 40 (1-3); 41 (1-3); 42 (1-3); 43 (1-3); 44 (1-3); 45 (1-3); 46 (1-3); 47 (1-3); 48 (1-3); 49 (1, 2)
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