E. F. Johnson Company Product in the Field. Johnson CB Radio on Herter Husky Snowmobile.9 1/2" x 7 1/2" black and white photograph of an E. F. Johnson Co. radio product, a Johnson CB radio, installed on a Herters Husky snowmobile; a close-up view of the snowmobile dashboard; marked U6809; the radio case is shown open and the snowmobile engine is also exposed.