I have skipped thru and read some of your posts. This one is on my bucket list, just not this year. To this end I have found a couple of sites that may prove useful. I will watch and see all your progress.
Forgive me if these have been posted before.
http://thatquilt.blogspot.com/2009/11/j-9.html
http://dearjane.com/blocktipsag.htm