Jim and June Campbell were two of the mainstay members of the Marshall County Historical Society. As a team, they worked on cleaning and arranging the Cockayne house for public presentation and helped work on the society's entry in the annual Christmas parade. In addition, June was co-editor of the newsletter and chairwoman of the cookbook committee. She organized genealogy records at the museum and performed many other duties there. Jim was treasurer of the society and chairman of the building committee, performing maintenance, building displays, and overseeing acquisition of new objects. He promoted membership, helped with the MCHS Trash and Treasures fund-raising sale and was always on call for tours.