"The Thomes "Universal" woodworking machine is being used here to make a large wooden gear pattern in the Portland Company's woodworking or pattern shop in Portland, Maine. Gears of all sizes and in large numbers were produced by the Portland Company." - Fletcher, David, H. 'The Portland Company 1846-1982. Charleston, S.C.: Arcadia Pub., 2002. 117. The company was in business from 1846-1982.