|
|
CLOCKSS Archive
|
|
Preserved
|
2026-05-04
|
|
|
1 to 58
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1969: 1(2, 4)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1971: 3(3), 1972: 4(2), 1973: 5(3), 1974: 6(1-2, 4)
|
|
|
Scholars Portal
|
|
Preserved
|
2026-03-19
|
|
|
Preserved : 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 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 9); 24 (1 to 12); 25 (1 to 12); 26 (1 to 12); 27 (1 to 12); 28 (1 to 12); 29 (1 to 11); 30 (1 to 4, 5-6, 7-10, 11-12); 31 (1 to 4, 5-7, 8, 9-10, 11, 12); 32 (1 to 3, 4-5, 6-8, 9 to 12); 33 (1 to 3, 4-5, 6, 7-10, 11, 12); 34 (1-3, 4, 5-6, 7 to 12); 35 (1 to 3, 4-5, 6 to 15); 36 (1-3, 4 to 15); 37 (1-3, 4 to 12, 13-15); 38 (1-3, 4-6, 7, 8, 9-11, 12-14, 15); 39 (1 to 3, 4-6, 7 to 9, 10-11, 12-13, 14, 15); 40 (1, 2-4, 5-6, 7 to 10, 11-12, 13, 14-15); 41 (1 to 10, 11-13, 14-15); 42 (1 to 5, 6-7, 8, 9-10, 11-13, 14-15); 43 (1-5, 6-10, 11-15); 44 (1-2, 3-5, 6-7, 8-9, 10-11, 12-13, 14, 15); 45 (1 to 12); 46 (1 to 12); 47 (1 to 12); 48 (1 to 12); 49 (1 to 12); 50 (1 to 12); 51 (1 to 12); 52 (1 to 12); 53 (1 to 12); 54 (1 to 12); 55 (1 to 14); 56 (1 to 3)
|
|
|
Internet Archive
|
|
Preserved
|
2025-08-08
|
|
|
1 to 37
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1975: 7(1, 5-6), 1976: 8(1, 3, 6), 1977: 9(4), 1978: 10(2, 6)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1980: 12(4), 1981: 13(4, 6)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1983: 15(3), 1984: 16(1, 4-5)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1988: 20(4), 1989: 21(1, 3), 1990: 22(2)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1992: 24(3, 6, 10)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1994: 26(2, 5), 1995: 27(2, 8)
|
|
|
Portico
|
|
Preserved
|
2026-04-30
|
|
|
Preserved : 1996: 28(12), 1997: 29(1-11), 1998: 30(1-12), 1999: 31(1-12), 2000: 32(1-12), 2001: 33(1-12), 2002: 34(1-12), 2003: 35(1-15), 2004: 36(1-15), 2005: 37(1-15), 2006: 38(1-15), 2007: 39(1-15), 2008: 40(1-15), 2009: 41(1-15), 2010/2011: 42(1-15), 2012: 43(1-15), 2012: 44(1-11), 2013: 45(1-8, 10, 12), 2014: 46(1-10, 12), 2015: 47(3-12), 2016: 48(1-12), 2017: 49(1-12), 2018: 50(1-12), 2019: 51(1-12), 2020: 52(1-12), 2021: 53(1-12), 2022: 54(1-12), 2023: 55(1-14), 2024: 56(1-3)
|
|
|
LOCKSS Archive
|
|
In Progress
|
2026-05-04
|
|
|
43, 44, 51
|
|
|
LOCKSS Archive
|
|
Preserved
|
2026-05-04
|
|
|
45 to 50
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-10-23
|
|
|
Preserved : 3 (1 to 5, 7, 11); 4 (1, 2, 5, 7 to 9, 11, 13, 14); 5 (1 to 9, 11, 12); 29 (1 to 9, 11); 31 (1 to 5, 8, 9, 11, 12); 32 (1 to 4, 6, 9, 11, 12); 33 (1 to 4, 6, 7, 11, 12); 34 (1, 4, 5, 7 to 9, 11, 12); 35 (1 to 4, 6 to 9, 11 to 15); 36 (1, 4 to 9, 11 to 15); 37 (1, 4 to 9, 11 to 13); 38 (1, 4, 7 to 9, 12, 15); 39 (1 to 4, 7 to 9, 12, 14, 15); 41 (1 to 9, 11, 14); 42 (1 to 6, 8, 9, 11, 14); 43 (1, 6, 11); 44 (1, 3, 6, 8, 12, 14, 15); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1 to 9, 11, 12); 52 (1 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11 to 14); 56 (1 to 9, 11, 12)
|
|
|
National Digital Preservation Program, China
|
|
Preserved
|
2025-12-04
|
|
|
Preserved : 3 (1 to 5, 7, 11); 4 (1, 2, 5, 7 to 9, 11, 13, 14); 5 (1 to 9, 11, 12); 29 (1 to 9, 11); 31 (1 to 5, 8, 9, 11, 12); 32 (1 to 4, 6, 9, 11, 12); 33 (1 to 4, 6, 7, 11, 12); 34 (1, 4, 5, 7 to 9, 11, 12); 35 (1 to 4, 6 to 9, 11 to 15); 36 (1, 4 to 9, 11 to 15); 37 (1, 4 to 9, 11 to 13); 38 (1, 4, 7 to 9, 12, 15); 39 (1 to 4, 7 to 9, 12, 14, 15); 41 (1 to 9, 11, 14); 42 (1 to 6, 8, 9, 11, 14); 43 (1, 6, 11); 44 (1, 3, 6, 8, 12, 14, 15); 45 (1 to 9, 11, 12); 46 (1 to 9, 11, 12); 47 (1 to 9, 11, 12); 48 (1 to 9, 11, 12); 49 (1 to 9, 11, 12); 51 (1 to 9, 11, 12); 52 (1 to 9, 11, 12); 53 (1 to 9, 11, 12); 54 (1 to 9, 11, 12); 55 (1 to 9, 11 to 14); 56 (1 to 9, 11, 12)
|
|
|
Library of Congress
|
|
Preserved
|
2025-04-07
|
|
|
49 (10, 11); 50 (2 to 12); 51 (1 to 12); 52 (1 to 12); 53 (1 to 12); 54 (1 to 12); 55 (1 to 14); 56 (1 to 11); 57 (1)
|
|
|
Scholars Portal
|
|
Preserved
|
2026-03-19
|
|
|
Preserved : 56 (4 to 12); 57 (1 to 12); 58 (1 to 4)
|
|
|
National Library of the Netherlands
|
|
Preserved
|
2024-12-15
|
|
|
Preserved : 29 (1-11); 30 (1-5, 7, 11); 31 (1-5, 8, 9, 11, 12); 32 (1-4, 6, 9-12); 33 (1-4, 6, 7, 11, 12); 34 (1, 4, 5, 7-12); 35 (1-4, 6-15); 36 (1, 4-15); 37 (1-3, 4-12, 13-15); 38 (1-3, 4-6, 7, 8, 9-11); 39 (2, 3, 4-6, 7-9, 10-11, 12-13, 14, 15); 40 (1, 2-4, 5-6, 7-10, 11-12, 13, 14-15); 41 (1-10, 11-13, 14-15); 42 (1-5, 6-7, 8, 9-10, 11-13, 14-15); 43 (1-5, 6-10, 11-15); 44 (1-2, 3-5, 6-7, 8-9, 10-11, 12-13, 14, 15); 45 (1-12); 46 (1-12); 47 (1-12); 48 (1-12); 49 (1-12); 50 (1-12); 51 (1-10)
|