Holding that a federal law prohibiting shipment of goods made by children was Constitutional, because the Tenth Amendment was merely a reminder that “all is retained which has not been surrendered”
Holding that a taxicab is not engaged in interstate commerce when it transports a passenger from a rail station, "at least in the absence of some special arrangement"
In National Labor Relations Board v. Baltimore T. Co., 4 Cir., 140 F.2d 51, the court alluded with apparent approval to the fact that the Board had endeavored to avoid making its sanctions operate retroactively.