(a) The Arkansas Post Museum shall be developed and operated by the State Parks Division and shall be devoted primarily to the acquisition, cataloging, and display of objects or materials which tell the story of the territorial settlement and development of Arkansas as a state and its relationship to the settlement of the lower Mississippi Valley.
(b) With the approval of the Director of the State Parks Division, the museum shall solicit, purchase, or accept donations of objects or materials of historical value to be made available to the public as a source of historical information concerning the territorial development and settlement of Arkansas.