through the lens of the Commerce Clause (showing strong deference to the Board), now the Court evinced a willingness to apply evidentiary standards to the Board's actions and to impose a less radical interpretation on the law. See also US labor law Notes References Davis, Kenneth Culp. Administrative Law. St. Paul, Minn.: West Publishing Co., 1951. Gross, James A. The Reshaping of the National Labor Relations Board: National Labor Policy in Transition, 1937-1947. Albany, N.Y.: State University of New York Press, 1981. Matthews, Daniel E. "Administrative Law: The Status of 'Substantial Evidence'." American University Law Review. 3:2 (May 1954). Ross, William G. The Chief Justiceship of Charles Evans Hughes: 1930-1941. Columbia, S.C.: University of South Carolina Press, 2007. External links 1939 in United States case law United States Supreme Court cases United States Supreme Court cases of the Hughes Court United States labor case law National Labor Relations Board litigation