E Clampus Vitus
ORGANIZATION DEDICATED TO THE HISTORY OF THE AMERICAN WEST
The Ancient and Honorable Order of E Clampus Vitus (ECV) is a fraternal organization dedicated to the preservation of the heritage of the American West, especially the history of the Mother Lode and gold mining regions of the area. There are chapters in California, Nevada, Arizona, New Mexico, Colorado, Utah, Washington, Idaho, Oregon, Montana and Wyoming.