1. Timberland Resources Inc., Tri-Lakes subdivision : sections 3 & 10 twp. 31 N., rng. 20 W., M.P.M., Flathead County, Montana Yale Public content 1967. 2021-03-05T17:36:00Z. 2021-03-05T17:40:42Z. Timberland Resources Inc., publisher. Timberland Resources Inc. English. cartographic image. Public. Columbia Falls (Mont.), Montana, and Columbia Falls.