Available space in memorial buildings constructed under the provisions of this Division, may be set aside for the use of organizations of honorably discharged soldiers and sailors of the United States without charge.
     Boys’ clubs, associations of commerce, civic improvement and health bodies, farm bureaus and other similar non-partisan and non-sectarian organizations, not organized for profit, shall be deemed within the meaning of the words “public or civic purposes,” and available space in such memorial buildings may be rented or leased at a reasonable rental to any such organization.
     In the discretion of the county board, the memorial building may be constructed so as to be suitable for use as a county orphans’ home, or a county hospital, and may be used for either purpose.