Elusen gysylltiedig 313708-14 R 38 MEMORIAL PAPER
Dogfen lywodraethu
DEED DATED 11 JUNE 1929 AND SCHEME OF 5 JANUARY 1977
Gwrthrychau elusennol
AN ANNUAL PRIZE FOR THE BEST TECHNICAL PAPER ON AERONAUTICS - PREFERENCE BEING GIVEN TO THOSE DEALING WITH AN AIRSHIP SUBJEC TO THOSE DEALING WITH AN AIRSHIP SUBJECT.
Maes buddion
NOT DEFINED
Hanes cofrestru