Helmuth Kalkstein (GER)

Status 
ratified - superseded since approved
Zone 
World
Class 
C (Powered Aeroplanes)
Sub-Class 
C.bis 2nd category (Light Seaplane (Multiseats less than 350 kg))
Category 
General
Type of record 
Speed over a closed circuit of 100 km without landing
Performance 
228,72 km/h
Date 
11 Sep 1938
Course / Location 
Lindau - Reichenau (Germany)
Claimant 
Helmuth Kalkstein (GER)
Type of engine 
HM 506
Aircraft 
WKL 35 B
Aircraft manufacturer 
Klemm
Aircraft engine manufacturer 
Hirth