U.S. Army test pilot, Lt. John Macready, applied the very first insecticide dust from a World War I surplus biplane over a Troy, Ohio Catalpa grove.
— Read on bravotroyohio.com/th-anniversary-of-aerial-application-p3029-209.htm
U.S. Army test pilot, Lt. John Macready, applied the very first insecticide dust from a World War I surplus biplane over a Troy, Ohio Catalpa grove.
— Read on bravotroyohio.com/th-anniversary-of-aerial-application-p3029-209.htm