visiting a cemetery in Thomas OK yesterday decorating family graves came across this grave Housh O'Neil 1830 to June 4 1900 co I 4 reg . MO. cav vol. old white stone and it is about to topple to ground , leaning bad ,

need help , side he was on , enlistment dates and discharge dates so I can register this old grave site with sons and daughters of CW. does any one know where this could be reported to maybe get the old stone repaired or stable ? thanks Everett