Labels:airplane | reckoner | sky OCR: QUESTION PRESENTED Whether the district court erred ir instructing the jury that, in order to convict petitioner of violation of 26 U.S.C 5861 P the government was required t+ prove only that peti itioner knew that the weapon he possessed was dangerous device of the type that would alert one the likelihood of regulation, and not that hi knew possessed all the physical charac- teristics machinegun. (1) OUESTION