Smithsonian Report. 1930. — Ceorgii 



Plate 8 



1. HEIDELSTEIN FLIGHT BY NEHRING ON THE SAILING 



Aircraft "Darmstadt," August. 1927. Plan of 

 THE Course of Flight 



2. HEIDELSTEIN FLIGHT BY NEHRING ON THE SAILING AIRCRAFT "DARM- 

 STADT." AUGUST. 1927 



