Division 21.A.120A Instructions for continued airworthiness United Kingdom Original text. Later amendments are not shown. . . . . . . . . . . . . . . . . . . . . . . . . . Division . . . . . . . . . . . . . . . . . . . . . . . . . (b)Division (b) ← Division 21.A.119 Division 21.A.120A Division . . . . . . . . . . . . . . . . . . . . . . . . . →