I may be able to help. NickSerdula@cox.net
or pm me here or meet me at Rick Howard's shop some day! Or send it with your brother and I will give you a clue!
Always a pleasure for a old family friend like you.
Nick
If Nick can't answer your questions.....you might try TATE or Runscott here on AZ!? There is another fellow on EBAY who collects old Brunswick cues -- I'll have to see if I can find his link