Thompson Brothers Lumber Company (Tex.), Plat Map Showing Industrial Tracks at Trinity, Texas. Undated.     Source: Trinity County. Trinity, Texas Landowner Map, Office of the County Clerk, Trinity County Courthouse, Groveton, Texas.           << Map Index             Information and images were digitized and proofread from the original source documents by Murry Hammond. Contact Murry for all corrections, additions, and contributions of new material.