World_first_crop_duster_aircraft Published on October 13, 2019 in John Arthur Macready (14 October 1887–15 September 1979) [TDiA No. 1,500]Full resolution (1080 × 755) ← Previous Next → Lieutenant John A. Macready demonstrates teh aerial application of chemical pesticides over a farm field near Troy, Ohio, 3 August 1921. The airplane is a Curtiss JN-6.