I see few pots by “Mary C. Nampeyo” and had a devil of a time determining her relation to the Nampeyo family. I believe she is Mary Nez, daughter of Zella Kooyuattewa and granddaughter of Nellie.

Purchase History:
Purchased on 3/27/09 on eBay from Blueberry Hill Farm Antiques, Exeter, RI. [receipt on file.]