I have used him. Excellent service at Zack's. Definately give them a call.
He fixed my Bessa R when it had a jammed film advance lever.
not to derail this thread ... mike zack is a great repairman!
here in RI we have a few good guys still, they all communicate well too.
website+blog: new entry empire state 1 camera
stuff for sale often times to benefit charity+relief efforts
Great to know, guys. I sent them an e-mail a few days ago and haven't heard back yet -- but then some guys are better reached by phone.