Letter Re: Source for IM-179 Radiacmeter Batteries?

Where can I get replacement batteries for my IM-179 radiacmeter? It takes Mallory BA1312U or Mallory BA1318U batteries.  Thanks, – D.A.B.

JWR Replies:  Sorry, but I had no sources listed in my research files, and I struck out with web research. “Phone a friend” failed, so now I think it is time to “Poll the audience.” Lets see what they say. Collectively, there is some amazing knowledge out there, and they haven’t failed me yet.