Ships. Vesting courts with discretion to refuse to order return of vessels seized for violation of any law of United States, and providing for forfeiture of aircraft used in violation of customs laws, report to accompany H.R. 9746 [to amend sec. 938, Revised statutes, to vest courts with discretion to refuse to order return of vessels seized for violation of any law of United States, and to amend subsec. (b) of sec. 7 of air commerce act of 1926, as amended, to provide for forfeiture of aircraft used in violation of customs laws]; submitted by Mr. Sumners of Texas.