Anyone got a source for a pair of AR Classic tweeters?

The time has come to replace tweeters in my Classic 30's.  I'm just starting my search so if anyone has a source or a pair they'd like to part with, I'm interested.  Have loved these speakers for a long time, and feel like they're worth repairing.  Not sure what happened - they've been idle for the last year, and never driven hard.  Alternatively, though I'm told they're unrepairable, if someone has a connection to a dome tweeter repair guru, I'm open to that as well.  Thanks all!  Hope everyone is getting some quality listening time in during this lockdown!