George Sutherland, Industrial Association of San Francisco v…
“ The basic requirement of the plan was that there should be no discrimination for or against an employee on account of his affiliation or nonaffiliation with a labor union, except that at least one nonunion man in each craft should be employed on each particular job as an evidence, it is suggested, of good faith. In effect, the 'American plan' and the 'open shop' policy are the same.The principal means adopted to enforce the plan was the 'permit system,' the object of which was to limit sales of certain specified kinds of materials to builders who supported the plan. ”
