OKLAHOMA CITY — The Oklahoma History Center Museum (OHCM) is now offering guided tours to the public on Saturdays from 11 a.m.-1 p.m.These tours will be led by an OHCM volunteer docent and are included with the cost of admission.The tours are open to all guests, including groups.Patrons may request a tour as they enter the building or sign up in advance by contacting the ...