Russel M. Dobyns (USA)
Status
ratified - superseded since approved
Zone
World
Class
E (Rotorcraft)
Sub-Class
E-1 (Helicopters)
Category
General
Group
1 : piston engine
Type of record
Speed over a 3 km course
Performance
236,19 km/h
Date
04 Sep 1953
Course / Location
Vandalia, OH (USA)
Claimant
Russel M. Dobyns (USA)
Type of engine
_unknown engine
Aircraft
YH-21
Aircraft manufacturer
Piasecki
Documents