Up for sale is a Gallup, New Mexico NM Kirk Brothers Indian Trader Store 50¢ Trade Token
Oftentimes the counterstamps on tokens can be unusual and not make sense. This is one of the exceptions KB for Kirk Brothers. This mark really makes this token stand out. The dates of operation for this business were 1922-1941 (Kiser).
The token is made of brass and measures 28mm in diameter.