E. F. Johnson Company Floor Plan 1961. Material: paper. Size: 8 1/2" x 11". Description: white paper; black and red print; E.F. Johnson Company, Waseca, Minnesota, Building Floor Plan"; floor plan for the E.F. Johnson Company Building located at 10th Avenue Southwest, Waseca, Minnesota; 10th Avenue South West, Waseca, MN; 299 Johnson Avenue South West, Waseca, MN.