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CLOCKSS Archive
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Preserved
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2026-04-06
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1 to 15
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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 4); 2 (1 to 4); 3 (1 to 4); 4 (1 to 4); 5 (1 to 4); 6 (1 to 4); 7 (Index, 1 to 4); 8 (1 to 6); 9 (Index, 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 to 6); 17 (1 to 6); 18 (1 to 6); 19 (1 to 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 10); 28 (1 to 12); 29 (1 to 12); 30 (1 to 12); 31 (1 to 11); 32 (1 to 12); 33 (1 to 12); 34 (1 to 8, 10, 12); 35 (1 to 12); 36 (1 to 12); 37 (1_suppl, 2 to 12); 38 (1_suppl, 2 to 12); 39 (1_suppl, 2 to 12); 40 (1 to 12); 41 (1 to 12); 42 (1 to 12); 43 (1 to 12); 44 (1 to 4)
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Internet Archive
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Preserved
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2025-08-08
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1 to 25
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CLOCKSS Archive
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In Progress
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2026-04-06
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1 to 25, 34 to 44
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LOCKSS Archive
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In Progress
|
2026-04-06
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1 to 21, 43, 44
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LOCKSS Archive
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Preserved
|
2026-04-06
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22 to 42
|
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CLOCKSS Archive
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Preserved
|
2026-04-06
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26 to 33
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 1983: 1(1-4), 1984: 2(1-4), 1985: 3(1-4), 1986: 4(1-4), 1987: 5(1-4), 1988: 6(1-4), 1989: 7(1-4, Index), 1990: 8(1-6), 1991: 9(1-6, Index), 1992: 10(1-6), 1993: 11(1-6), 1994: 12(1-6), 1995: 13(1-6), 1996: 14(1-6), 1997: 15(1-6)
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|
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CLOCKSS Archive
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Preserved
|
2026-04-06
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17, 18
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Portico
|
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Preserved
|
2026-04-09
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Preserved : 1983: 1(1), 1984: 2(1), 1985: 3(1), 1986: 4(1), 1987: 5(1), 1988: 6(1), 1989: 7(1), 1990: 8(1), 1991: 9(1), 1992: 10(1-6), 1993: 11(1-6), 1994: 12(1-6), 1995: 13(1-6), 1996: 14(1-6), 1997: 15(1-6), 1998: 16(1-6), 1999: 17(1-6), 2000: 18(1-6), 2001: 19(1-6), 2002: 20(1-6), 2003: 21(1-6), 2004: 22(1-6), 2005: 23(1-6), 2006: 24(1-6), 2007: 25(1-6), 2008: 26(1-6), 2009: 27(1-10), 2010: 28(1-12), 2011: 29(1-10, 10, S, s10-12), 2012: 30(1-9, 9, S, s9-12), 2013: 31(1-10, 10, S, 11-12), 2014: 32(1-12), 2015: 33(1-12), 2016: 34(1-12), 2017: 35(1-12), 2018: 36(1-12), 2019: 37(1, 1, S, 2-12), 2020: 38(1, 1, S, 2-11), 2021: 39(1, 1, S, 3, 5-12), 2022: 40(1-12), 2023: 41(1-12), 2024: 42(1-12), 2025: 43(1-12), 2026: 44(1-4)
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Library of Congress
|
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Preserved
|
2025-04-07
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28 (1 to 12); 29 (10_suppl, 1 to 12); 30 (9_suppl, 1 to 12); 31 (10_suppl, 1 to 12); 32 (9_suppl, 1 to 12); 33 (1 to 12); 34 (1 to 12); 35 (1 to 12); 36 (1 to 12); 37 (1_suppl, 1 to 12); 38 (1_suppl, 1 to 12); 39 (1_suppl, 1 to 12); 40 (1 to 12); 41 (1 to 12); 42 (1 to 10)
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|
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National Library of the Netherlands
|
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Preserved
|
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, I, 2-4); 8 (1-6); 9 (1, I, 2-6); 10 (1-6); 11 (1-6); 12 (1-6); 13 (1-6); 14 (1-6); 15 (1-6); 16 (1-6); 17 (1-6); 18 (3); 19 (1-6); 20 (1-6); 21 (1-6); 22 (1-6); 23 (1-6); 24 (1-6); 25 (1-6); 26 (1-5); 27 (1-10); 28 (1-12); 29 (1-10); 30 (1-12); 31 (1-12); 32 (1-12); 33 (1-12); 34 (1-12); 35 (1-12); 36 (1-12); 37 (1-11); 392 (3)
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|
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British Library
|
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Preserved
|
2019-09-18
|
|
|
Preserved : 17 (2), 25 (3), 32 (1 to 12), 33 (1 to 12), 34 (1 to 12), 35 (1 to 12), 36 (1 to 10), 42 (3)
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