Connecticut River – September 17, 1925
On September 17, 1925, a man took off from New Haven Airport in a seaplane, and a short while later was killed when the plane crashed in the Connecticut River. It was later learned that he had only four hours of instruction in a seaplane, and ten was the required minimum to solo.
Source:
The New Britain Herald, “Dead Aviator Had But Four Hours Of Lessons”, September 22, 1925.