Miscellaneous bills, Coast and Geodetic Survey, Public Health Service, Customs Service, maritime schools, and miscellaneous matters, hearings before subcommittee on Coast and Geodetic Survey, Public Health Service, Customs Service, maritime schools, and miscellaneous matters, 81st Congress, 1st session, on H. R. 242, H. R. 2572, H. R. 4198, H. R. 4448, June 23 and July 6, 1949.