Derrick A.S Colvin DFC 1922-1986

Derrick A.S Colvin served with the RAF between 1940-1946 with 64 and 249 Sqn's, commanding 249 Sqn. On leaving the RAF he joined Scottish Aviation as an airline pilot. He first flew a helicopter in 1948 and joined Westlands in 1949. He was involved test flying the S-55