Leo Kimmett was born and raised on a farm in Powell, Wyoming. In 1934, at the time of his high school graduation, Kimmett applied for a job and was accepted to the Civilian Conservation Corps. This corps, YNP-2, was stationed in Yellowstone National Park. While on duty, Kimmett was employed as a member of work detail, a camp clerk, and he also volunteered for a sub-camp that built a fire trail around Mary Lake.
From the description of Leo Kimmett papers, 1934-1935. (University of Wyoming, American Heritage Center). WorldCat record id: 55496923
From the guide to the Leo Kimmett papers, 1934-1935, (University of Wyoming. American Heritage Center.)