(a) Conveyance of land.--The county commissioners may convey land to the Commonwealth to assist the State Armory Board in the erection of armories for the use of the Pennsylvania National Guard. The county commissioners may acquire land for this purpose in a lawful manner.
(b) Board.--The county commissioners may furnish water, light or fuel, free of cost to the Commonwealth, for use in an armory of the National Guard and may do all things necessary to accomplish this purpose.