
The lost pattern has been found!
Thanks to Ginger, member of Heartmade Blessings, I now know the source of the pattern I have been using for my 12-inch squares. It is pattern number nine on page 19 of "Contest Favorites: Afghan Squares," Leisure Arts leaflet #2986. You can see information about the leaflet here.
I made some adjustments to create a 12-inch size, i.e. the original pattern calls for D hook, making an 8 inch square. I use an H hook and add one more row of (DC, ch1, sk st, DC, ch1, sk st) row.
It's a great collection of squares--check it out!

I've been using a certain pattern for the 12-inch squares I make for various charities (mostly 

