[Committee hearing] serial, 93d Congress. 10. Anti-hijacking act of 1973, hearings before Subcommittee on Transportation and Aeronautics, 93d Congress, 1st session on H.R. 3858, H.R. 670, H.R. 3953, H.R. 4287, and all identical or similar bills, Feb. 27-Mar. 9, 1973, pt. 2.