CrystEngComm (Cambridge. Online)

1 to 12, 14 to 17, 19 to 21

12, 13, 18, 22 to 25

1 to 23

1, 24, 25

Preserved : (, 1 to 4, 12 to 19, 21 to 29, 31 to 39, 41 to 48); 1 (1 to 9, 11, 12); 2 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 11 (1 to 9, 11, 12); 12 (1 to 9, 11, 12); 13 (1 to 9, 11 to 19, 21 to 24); 14 (1 to 9, 11 to 19, 21 to 24); 15 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 16 (1 to 4, 6 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 17 (1 to 4, 37 to 39, 41 to 48); 18 (1 to 9, 11 to 19, 21, 22, 25 to 29, 31 to 35, 39, 41 to 43, 48); 19 (1 to 5, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 21 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41, 43 to 48); 22 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 23 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 24 (1 to 9, 11 to 19, 21 to 29, 31 to 39, 41 to 48); 25 (1 to 9, 11 to 13)

Preserved : 1999: 1(1-9)

Preserved : 2009: 11(3-4, 6-12), 2010: 12(1-12), 2011: 13(1-24), 2012: 14(1-24), 2013: 15(1-48), 2014: 16(1-48), 2015: 17(1-48), 2016: 18(1-48), 2017: 19(1-48), 2018: 20(1-48), 2018/2019: 21(1-48), 2019/2020: 22(1-48), 2020/2021: 23(1-2, 4-48), 2022: 24(1-48), 2023: 25(1, 3-20)

Preserved : 1 (1 to 9); 2 (1 to 36); 3 (1 to 56); 4 (1 to 108); 5 (1 to 94); 6 (1 to 45, 47 to 58, 61 to 69, 71 to 92, 94, 95, 98, 100, 103, 104); 7 (1 to 120); 8 (1 to 12); 9 (1 to 12); 10 (1 to 3)