Hi I'm colt haren and am new to the forum..I collect and trade in alot of vintage stuff but addmitently don't know alot about peterlolina..espicaly early stuff...have a 4in round brass and enamel bade that reads "b square to your motor" with a letter be in a red square in the middle..all I've been able to find out is I believe it's from a company called barnsdahl..if anybody could give me any more info it would be greatly appreciated..like age..company info..rarity..value..anything interestin.its in excellent condition..thanks and I look forward to your help...colt haren..not sure how to post image but can send pic if I'd like..thx