William H. Dooley, A Manual of Shoemaking and Leather and Rubber Products
“ At the present time the genius of the American inventor has provided for every detail of shoemaking, even the smallest processes being performed by mechanical devices of some kind. This has naturally made the shoemaker of to-day a specialist, who very seldom knows anything of shoemaking apart from the particular process in the performance of shoemaking of which [269] he is an adept, and from which he earns a livelihood. ”
