Rubber Association of America. In Court of Customs Appeals, Rubber Association of America et al. v. United States, no. 2035; United States v. G. Amsinck & Co., no. 2038; [same] v. Rubber Association of America, no. 2039; [same] v. Rubber Association of America et al., no. 2040; Rubber Association of America et al. v. United States, no. 2042; A. M. Capen's Sons v. [same] no. 2043; United States v. G. Amsinck & Co., no. 2049; brief for United States.