Section 310, acts Aug. 4, 1949, ch. 393, 63 Stat. 519; Aug. 3, 1950, ch. 536, §12, 64 Stat. 407, related to recall to active duty during war or national emergency of warrant officers. See section 331 of this title.

Section 311, acts Aug. 4, 1949, ch. 393, 63 Stat. 519; Aug. 3, 1950, ch. 536, §13, 64 Stat. 407, related to recall of warrant officers to active duty with consent of the officer. See section 332 of this title.

Section 312, acts Aug. 4, 1949, ch. 393, 63 Stat. 520; Aug. 3, 1950, ch. 536, §14, 64 Stat. 407, related to relief of retired warrant officer promoted while on active duty. See section 333 of this title.