E. F. Johnson Company Building and E. F. Johnson Company Employees. 9 1/2" x 6 1/2" black and white photograph of a large group of E. F. Johnson Co. employees, the sales representatives pictured in front of the main entrance of the new E. F. Johnson Company corporate headquarters on 10th Avenue S.W., Waseca, MN; 299 Johnson Avenue S.W., Waseca, MN.