September geometric design - How it was made

The next series of photos suggests that the creating process starts with a full-blown idea. It should be said that I prepared the series of how-it-was-made photos after the project was finished. A post with the finished design cut in paper will follow in a few days. 

1) The seven-circle grid (made larger) of circles divided by 6: 

2) Determining a 6 inch square, on an angle, within the grid:

3) Highlighting the shapes from the circle grid to interpret the scarf painting: