 From 1962 until 1965, he was testing the strength of the airplane PZL-104 Wilga, gliders Kobuz, Foka, and Kormoran and also diesel engine shafts and underwater airfoil of the hydrofoil craft "Gryf".Furthermore, under his directions endurance tests were conducted of the wings of the glider "Mucha-100", the ferruling of the wings on the PZL MD-12, shafts and connecting rods of the airplane engine WN3 and the grinder of the rotor blade of the helicopter SM-1 (Mil Mi-1).In March 1956, his project "Kawka" received recognition in the contest sponsored by the League of Soldiers Friends (LPZ) for a single-person training glider.