§ 18. Issue of military property. The adjutant general shall issue such military property as the governor shall direct. No military property shall be issued to persons or organizations other than those belonging to the organized militia. Obsolete ordnance property of the state, however, may be issued by the adjutant general, with the approval of the governor, to municipalities and to educational, patriotic and charitable organizations under such conditions as may be prescribed by regulations issued pursuant to this chapter.