Edna Patterson was a Nevada rancher, historian, and author. The collection includes a study of what was originally Lamoille Precinct of Lander County, Nevada including Lamoille, Pleasant Valley, Fort Halleck, and Halleck Station. The author discusses the development of the Lamoille region, including the areas of business, medicine, mining, ranching, water problems on the Humboldt River, and fraternal and other organizations.