Originally Posted by
darlene37
9 & 9 will equal 18 with a 1/2 inch for sewing blocks together. 3 six inch blocks sewn together will equal 18 plus the 1/2 inch for sewing them with other blocks. hope this helps. Darlene
Two 9" blocks together will give you two side by side 8,5"blocks will will be 17" finished.
Apparently, the writer is intending for the 9" to be the finished size.