(Sinclair) W. of Halltown, Ozark Township, Lawrence County, MO. Old 66 (MO266 ) W. 2.95 miles from jct with SR Z on the E. side of Halltown to the bldg on the N. side of the road at 21118. (N37 11.667 W93 40.758) Photo by Jack & June Schmidt 9-7-24.