Section 636, act May 5, 1950, ch. 169, 1, 64 Stat. 126, prohibited cruel and unusual punishments. See section 855 of Title 10, Armed Forces. Section 637, act May 5, 1950, ch. 169, 1, 64 Stat. 126, related to maximum limits of punishment. See section 856 of Title 10. Section 638, act May 5, 1950, ch. 169, 1, 64 Stat. 126, provided for effective date of sentences. See section 857 of Title 10. Section 639, act May 5, 1950, ch. 169, 1, 64 Stat. 126, related to execution of confinement. See section 854 of Title 10.