[url=http://hometown.aol.com/Espaura/view.html]VIEW THE MASSACHUSETTS ADOPTION & REUNION REGISTRY[/url]
This is a great place to start if you havent already checked it out.
EZ
He should go to the Registry of Vital records. Adoptees born prior to 1974 can now access their orginial birth certificates. That will have his mother's full name and address at the time of birth.