The purposes of the corporation shall be to stimulate the interest of the people of Williamsburg in the history of their own town, to provide a common meeting ground for those willing to explore the past, to assemble and display mementos and documents of historical value in some central place where all may enjoy them; and to acquire, by donation, purchase, lease or rental, not in excess of the amount permitted by law, such real and personal property as may be recommended to the members by the Directors.