kind of quilting for the "blank" blocks would be a bit too much. So this one will stay as a central block, but for the rest I came up with this instead:
Here they are (both dresdens and blanks) waiting to be sewn into rows:
Sewn, but the backing layers still need to be handstitched. I'm thinking about adding a border, as it's only about 45"x75" (114cm x 190cm). The weird red light comes from the backing which is mostly red.