I now have a unit of six blocks…I used a 6″ in wide strip of Freezer Paper to size the blocks, I ironed it on to what was to be the middle row matching one edge to the seam below and stitching along the top edge.
I have done Up and down buttonhole in the last section of this new seam.
I now have a unit of six blocks…I used a 6″ in wide strip of 
