John Abbet Walls (September 5, 1879 – May 8, 1964) was an American engineer and businessman, notable as president of the Pennsylvania Water and Power Company.
John Abbet Walls (September 5, 1879 – May 8, 1964) was an American engineer and businessman, notable as president of the Pennsylvania Water and Power Company. (en)
John Abbet Walls (September 5, 1879 – May 8, 1964) was an American engineer and businessman, notable as president of the Pennsylvania Water and Power Company. (en)