The board of county commissioners may, in its discretion, acquire without cost to the county historic sites located in said county and objects of historic interest including newspapers, magazines, and writings of historical interest of any sort or type whatsoever, and may provide in the county courthouse or elsewhere in the said county a room or rooms for the preservation, display, and maintenance of such objects and writings. They may cause to be erected within the said county suitable markers for any such historic site.
SDCL 7-26-3