EC Explorer
[browse EC tree] - [search]
EC Tree
1.6.8.1 created 1981, deleted 2002
1.6.8.2 created 1982, deleted 2002
1.13.11.7 created 1965 as EC 1.13.1.7, transferred 1972 to EC 1.13.11.7, deleted 1980
1.13.11.21 created 1972, deleted 2001