Thanks to everybody for all of the positive comments
Padester and Fairieknits: Liberated quilt blocks are made without specific measurements or templates ... you have an idea of the block that you want (in this case, the house blocks) and build them up by cutting roughly the size and shape pieces that you want, and sewing them together. This creates the complete quirkiness of each block. As long as you can cut and sew a straight line, nothing else matters ... there are some awesome examples and tutorials if you do a google search ... check out Tonya's tutes: http://lazygalquilting.blogspot.com/
Ecuadoriana: here's a photo of the backing.
Because the backing has a slight pile, the stitches are barely visible on the back (there's a bit more info on my blog