Abstract :
In the death of John Lyell Harper, Vice-President and Chief Engineer of the Niagara Falls Power Company, the electrical world loses a potent factor. Recognized as one of the world´s greastest hydroeleetic engineers, his work will remain a lasting monument to his achievement by diligent application to promotion of his profession. Mr. Harper was but fifty-one at the time of his death, November 28th, 1924.