Section 1, acts Mar. 3, 1875, ch. 156, 3, 18 Stat. 485; Aug. 14, 1912, ch. 288, 1, 37 Stat. 309, defined seamen. See section 201 of Title 42, The Public Health and Welfare. Section 2, R.S. 4801, provided for acceptance of gifts in aid of marine hospitals. See section 219 of Title 42.