L. W. Hartwig (USA)

Status 
ratified - superseded since approved
Zone 
World
Class 
E (Rotorcraft)
Sub-Class 
E-1b (Helicopters: take off weight 500 to 1000 kg)
Category 
General
Group 
1 : piston engine
Type of record 
Speed over a closed circuit of 100 km without payload
Performance 
168,36 km/h
Date 
31 Jan 1961
Course / Location 
Hurst, TX (USA)
Claimant 
L. W. Hartwig (USA)
Type of engine 
VO-435
Aircraft 
47 J2
Aircraft manufacturer 
Bell
Aircraft engine manufacturer 
Lycoming