Russel M. Dobyns (USA)
Status
ratified - retired by changes of the sporting code
Zone
World
Class
E (Rotorcraft)
Sub-Class
E-1 (Helicopters)
Category
General
Group
1 : piston engine
Type of record
Altitude without payload
Performance
6 739 m
Date
02 Sep 1953
Course / Location
Dayton, OH (USA)
Claimant
Russel M. Dobyns (USA)
Type of engine
_unknown engine
Aircraft
YH-21
Aircraft manufacturer
Piasecki
Documents