341 U.S. 675 (1951) Cited 494 times 1 Legal Analyses
Affirming Board's assertion of jurisdiction over activities taking place at local construction site based on finding that "any widespread application of the practices charged might well result in substantially decreasing" the flow of interstate commerce
Stating that section 8(b) prohibits labor unions from engaging in "secondary boycotting" by "exert[ing] pressure on an employer not involved in the relevant labor dispute ('the secondary employer') in order to obtain a favorable result in the ongoing labor dispute with another employer ('the primary employer')"