(Coles Castle, 1901, MO-107-01) SW of Houston, Cass Township, Texas County, MO. US63 SSW 5.1 miles from jct with MO17 on the S. side of Houston, W. on CR RA (changes to CR5156 & curves S.) 1.5 miles, W. on Leo Rd. 0.5 miles, N. on Rocky Branch Rd. 0.3 miles to the house on the W. side of the road at 5803. (N37 15.695 W92 01.974) Photo by Jerry Freeze 6-8-01.