E.F. Johnson Company Building Addition. Material: paper. Size: 3 3/4" x 2 7/8". Description: black and white photograph; E. F. Johnson Co. addition (storage) built across the street from the main plant; located in the 200 block of 2nd Avenue S.W., Waseca, MN; construction material is on the ground surrounding the building, the photo taken from the roof of the E. F. Johnson building across the street.