“ In the bill, as we have shown, the plaintiff attempts with much detail to set forth a continuing violation of the Sherman Anti-Trust Act and the Clayton Act, asserts that this violation unless restrained will be injurious to the plaintiff and other stockholders and prays for relief by injunction. Such a suit is essentially one arising under the laws of the United States, and, as the requisite value is involved, is one of which the District Courts are given jurisdiction. By jurisdiction we mean power to entertain the suit, consider the merits and render a binding decision thereon ”

“ This is a suit in equity brought by a minority stockholder against the New York Central Railroad Company to enjoin it from dominating and controlling through stock ownership, certain other railroad companies. ”

“ St. §§ 8823, 8829) , of sections 7, 8, 11 and 16 of the Clayton Act (Comp. St. §§ 8835g, 8835h, 8835j, 8835o) , and of section 5 (2) of the Interstate Commerce Act as amended by section 407 of the Transportation Act, c. ”