Texas Education portal Subcategories This category has the following 7 subcategories, out of 7 total. Educational organizations by date of disestablishment (8 C) Defunct educational organizations by country (2 C)C Defunct education companies (2 C, 1 P)I Defunct educational institutions (6 C, 5 P)L Defunct libraries (6 C, 30 P)M Defunct museums (5 C, 29 P)Z Former zoos (2 C, 76 P)