Oszkar Asboth, Hungarian inventor of helicopter, is honoured.
Unissued / unused material.
Award to Asboth - inventor of helicopter. Hungary.
CU trophy of the International Flying Association. Andrew Ragyanszky (Secretary General of Hungarian Flying Association) shaking hands with inventor Oszkar Asboth. CU diploma. CU Asboth. CU Ragyanszky. MS the two studying portraits of helicopters. Shots from 1928 of pilot Istvan Hosszu flying the first helicopter.
Date on dope sheet is 07/03/1955.