Gear Technology Magazine
www.geartechnology.com/articles/21646-puzzling-together-a-gear-pioneer

Puzzling Together A Gear Pioneer

September 1, 2001
The Dictionary of American Biography describes him as "one of the founders of the gear-cutting industry in the United State." He built the first hobbing machine for cutting spur gears. He founded the companies that are now Boston Gear and Philadelphia Gear Corp.