Bausch & Lomb Optical Co. Nos. 62 and 64, in Supreme Court of United States, Oct. term, 1943, United States v. Bausch & Lomb Optical Company [et al.]; Soft-Lite Lens Company, Inc., Nathaniel Singer, and R. G. Landis v. United States, on appeals for district court for southern district of New York; brief for United States.