In NLRB v. Stowe Spinning Co., 336 U.S. 226, 232-33, 69 S.Ct. 541, 544, 93 L.Ed. 638 (1949), the Court declined to enforce an order requiring an employer to make its meeting hall available to a union; the Board might legitimately bar discrimination against unions, the Court said, but could not require the employer to prefer unions over other potential users.
In Timken Roller Bearing Co. v. NLRB, 325 F.2d 746 (6th Cir. 1963), cert. denied, 376 U.S. 971, 84 S.Ct. 1135, 12 L.Ed.2d 85 (1964), the court considered a union request for information concerning five grievances that awaited hearings before a chosen arbitrator.
In NLRB v. S H Grossinger's Inc., 372 F.2d 26, 29 (2d Cir. 1967) (quoting NLRB v. United Aircraft Corp., 324 F.2d 128, 130 (2d Cir. 1963), cert. denied, 376 U.S. 951, 84 S.Ct. 969, 11 L.Ed.2d 971 (1964)), this court wrote that "[m]ailed material would be typically lost in the daily flood of printed matter which passes with little impact from mailbox to wastebasket.
In National Labor Relations Board v. Lake Superior Lumber Corp., 6 Cir., 167 F.2d 147, 151, this court, in considering a similar contention, referred to the language of the Supreme Court in Marsh v. Alabama, 326 U.S. 501, 66 S.Ct. 276, 90 L.Ed. 265, to the following effect: "`We do not agree that the corporation's property interests settle the question.