The Kooskia Internment Camp Archaeological Project
USFS Site Numbers: 01050001096
Printed Mark: McNIC (upper)//CLARKS... (middle)///3..(lower)
2. Lehners Encyclopedia of U.S. marks on pottery, porcelain, and clay by Las Lehner
roughly 5 centimeters rim diameter- ceramic was manufacture in Clarksburg, West Virginia
Source # 2 mentions company plant in Clarksburg produced china dinnerware and a lot of hotel ware.
Source # 1 mentions that the possible number 3 beneath "Clarksburg" West Virginia