Block 16 for the red and white quilt is the most ambitious: a multitude of little half square triangles, each finishing at 1 and a bit inches in a block called Birds in the Air.
I modified the block to enhance the X shape. The original block:
I used the 4-at-a-time HST sewing method, sewing the four sides of the squares before cutting them into quarters. Many, many dog ears to trim!
And here is my finished block, all 64 HSTs of it:
This is a 10 1/2″ block. I can’t imagine making it with the measurements the book gives for the 5 1/4″ or 7″ versions!
You can see the previous blocks in these posts.