They also provided propellers for other aircraft , including 17 ft 6 in ( 5.33 m ) diameter ones for the R38 class airship .
Oddy & Co. was the main supplier of airscrews to Blackburn Aircraft .
airscrews also provided propellers for other aircraft , including 17 ft 6 in ( 5.33 m ) diameter ones for the R38 class airship .
Oddy & Co. was the main supplier of airscrews to Blackburn Aircraft .