Moore-Keppel & Co. (sepia tone) Tucked away in the West Virginia Mountains is the oldest operating climax in the World! Old #3 has been chugging along ever since 1909. built as a Floor model then sold to the Moore Keppel Co. in Central West Virginia the climax was finally retired from service and stored in a Museum in Conneticut. Finally it was sold to the D&GV in Durbin, West Virginia.