§ 1. “machine gun” applies to and includes a weapon of any description by whatever name known, loaded or unloaded from which more than five shots or bullets may be rapidly or automatically, or semi-automatically discharged from a magazine, by a single function of the firing device. “Crime of Violence” apples to and includes any of the following crimes or an attempt to commit any of the same, namely, murder, manslaughter, kidnapping, rape, mayhem, assault to do great bodily harm, robbery, burglary, housebreaking, breaking and entering, and larceny. “Person” applied to and includes firm, partnership, association or corporation. § 2. Possession or use of a machine gun in the perpetration or attempted perpetration of a crime of violence is hereby declared to be a crime punishable by imprisonment in the state penitentiary for a term of not more than twenty years. § 3. Possession or use of a machine gun for offensive or aggressive purpose is hereby declared to be a crime punishable by imprisonment in the state penitentiary for a term of not more than fifteen years. § 4. Possession or use of a machine gun shall be presumed to be for offensive or aggressive purpose; (a) When the machine gun is on premises not owned or rented for bona fide permanent residence or business occupancy by the person in whose possession the machine gun may be found; or (b) when in the possession of, or used by, an unnaturalized foreign born person, who has been convicted of a crime of violence in any court of record, state or federal of the United States of America, its territories or insular possessions; or (c) when the machine gun is of the kind described in §8 and has not been registered as in said section required; or (d) when empty or loaded pistol shells of 30 or larger caliber which have been or are susceptible or use in the machine gun are found in the immediate vicinity thereof. § 5. The presence of a machine gun in any room, boat, or vehicle shall be evidence of the possession or use of the machine gun by each person occupying the room, boat, or vehicle where the weapon is found. § 6. Exceptions. Nothing contained in this act shall prohibit or interfere with (1.) the manufacture for, and sale of, machine guns to the miltary forces or the peace officers of the United States or of any political subdivision thereof, or the transportation required for that purpose; (2.) The possession of a machine gun for scientific purpose, or the possession of a machine gun not usable as a weapon and possessed as a curiosity, ornament, or keepsake; (3.) The possession of a machine gun other than one adapted to use pistol cartridges of 30 (.30 in. or 7.63 mm.) or larger caliber, for a purpose manifstly not aggresive or offensive. § 7. Every manufacturer shall keep a register of all machine guns manufactured or handled by him. This register shall show the model and serial number, date of manufacture, sale, loan, gift, delivery or receipt, of every machine gun, the name, address, and occupation of the person to whom the machine gun was sold, loaned, given or delivered, or from whom it was received and the purpose for which it was acquired by the person to whom the machine gun was sold, loaned given or delivered, or from whom received. Upon demand every manufacturer shall permit any marshal, sheriff or police officer to inspect his entire stock of machine guns, parts and supplies therefor, and shall produce the register, herein required, for inspection. A violation of any provisions of this section shall be punishable by a fine of not more than five hundred dollars, or by imprisonment in the county jail, nfor not exceeding six months or by both such fine and imprisonment. § 8. Every machine gun now in this state adapted to use pistol cartridges of 30 (.30 in. or 7.63 mm.) or larger caliber shall be registered in the office of the Secretary of State, on the effective date of this act, and annually thereafter. If acquired hereafter it shall be registered within 24 hours after its acquisition. Blanks for registration shall be prepared by the Secretary of STate, and furnished upon application. To comply with this section the application as filed must show the model and serial number of the gun, the name, address and occupation of the person in possession, ande from whom and the purpose for which, the gun was acquired. The registration data shall not be subject to inspection by the public. Any person failing to register any gun as required by this section shall be presumed to possess the same for offensive and aggressive purpose.