(Messiah Lutheran School, 65' x 135', 1960, OK-55-24) in Oklahoma City, Oklahoma County, OK. OK3A (Northwest Expy) NW 0.25 miles from jct with OK3 (Lake Hefner Pky), S. on Portland Av. 0.15 miles to the bldg on the E. side of the road. (5-30-09, N35 31.955 W97 34.969) Photo by Jack Schmidt.