Please read the the posting in
America's first Families.. http://www.linkline.com/personal/xymox/
under Ancestor Roll of Honor and then to William Prindle/Pringle.
This was written by my mother Estelle Pringle ( she was a pioneer of her time and never gave up her maiden name ).
This might answer a few of your questions with the reference data on the posting.
If you have any more questions please email me and I will gladly send you her email address, she has a vast amount of material on Prindle/Pringle.
We have even been guests at Torwoodlee, the Pringle Scotish estate.