1692  (1929)  Their first & Chiefest point is a piece of Birch rine full of Feathers or Divers sorts put on a piece of Leather wch is broad at one End for to tie about their head. . . .
1743  (1941)  . . . a piece of Berch Rhyne Cutt square. . . .
1964  . . . the latter place [Moose Factory] was the chief source of supply for birchrind.