Callan v. Exposition Cotton Mills

1. Where a manufacturer whose business requires the employment of a large number of laborers skilled in a particular trade, who are employed under contracts terminable at will, determines to operate the business on a non-union basis, and to that end makes a rule that no person who belongs to a labor union shall be employed in the business, and that if any employee should at. any time join a labor union his employment shall immediately cease, and such rule is promulgated among all of the employees and assented to by them impliedly by continuing to work under the rule after its promulgation, or…