Bristol Sycamore
HELICOPTER FAMILY BY THE BRISTOL AEROPLANE COMPANY
Bristol Type 171 Sycamore; Bristol Sycamore HC.14; Bristol Sycamore HC.10; Bristol Sycamore HC.11; Bristol Sycamore HAR.14
The Bristol Type 171 Sycamore was an early helicopter developed and built by the helicopter division of the Bristol Aeroplane Company. The name refers to the seeds of the sycamore tree, Acer pseudoplatanus, which fall with a rotating motion.