Scanned Wireline (Electrical) log for well 15-189-20341, the THUROW 1A-15 by MESA PETROLEUM CO., located in Stevens County. Log is Radioactive Tracer Log by Welex, logged on 1977-05-31 from 2380 to 2787 feet. Well is located at T. 31 S, R. 37 W, sec. 15, spot: C SW