Initial and In-service Training Committee papers Ychwanegu i'r clipfwrdd CS3/1 Ffeil 1988, Oct.-1990, June Rhan oHywel I. Evans: Welsh Schools Curriculum Records
Welsh Medium Standard Attainment Tests Ychwanegu i'r clipfwrdd AW2/1 Ffeil 1990-1991 Rhan oHywel I. Evans: Welsh Schools Curriculum Records
Letters and papers Ychwanegu i'r clipfwrdd AR1/2 Ffeil 1989, Sept.-Dec. Rhan oHywel I. Evans: Welsh Schools Curriculum Records
Letters and papers Ychwanegu i'r clipfwrdd AR1/3 Ffeil 1990, Jan.-March Rhan oHywel I. Evans: Welsh Schools Curriculum Records