discussed Cited as authority (rule) E. R. Reid v. Mcdonnell Douglas Corporation In Street the Court stated: 11 '* * * the union-shop agreement itself is not unlawful * * * The appellees therefore remain obliged, as a condition of continued employment, to make the payments to their respective unions called for by the agreement * * * Appellees' grievance stems from the spending of their funds for purposes not authorized by the Act in the face of their objection, not from the enforcement of the union-shop agreement by the mere collection of funds. * * * We think that an injunction restraining enforecement of the union-shop agreement is therefore plainly not a remedy appropri…