E. F. Johnson Company Building Aerial View. 9 1/2" x 7 1/2" black and white photograph, an aerial view of the E. F. Johnson Company corporate headquarters on 10th Avenue S.W., Waseca, MN; 299 Johnson Avenue S.W., Waseca, MN; as it appeared in 1959; a view of the rear of the building looking north toward the city of Waseca.