Pioneer Division

Steelworkers v. Warrior Gulf Co.
363 U.S. 574 (1960) Cited 5,612 times 6 Legal Analyses
Holding that grievance machinery “is at the very heart of the system of industrial self-government” and the courts should not deny an order to arbitrate “unless it may be said with positive assurance that the arbitration clause is not susceptible of an interpretation that covers the asserted dispute”
Nat'l Labor Relations Bd. v. Thor Power Tool Co.
351 F.2d 584 (7th Cir. 1965) Cited 68 times
Concluding that "when the entire record is considered there was substantial evidence to support the Board's finding that [employee's] discharge was the result of his having presented a grievance to the management" even though employee was overheard referring to company's superintendent as "the horse's ass" and was thereafter summarily discharged