144 F.2d 847 (8th Cir. 1944) Cited 26 times
In Glueck, the court recognized that an independent contractor could not be held liable for an unfair labor practice if it was "an entirely innocent and unconscious instrument" of the perpetrator of the practice, but "[w]here an independent contractor knowingly participates in the effectuation of an unfair practice, it places itself within the orbit of the Board's corrective jurisdiction."