J A, My stepfather was baptized in the late 1930's and died in the late 80's. When I was looking through his things I found at least 15 or more Bible translations NOT published by the WTBT$. They were well worn with his notes in the margins.
Back in the day comparing a text in multiple translations/versions was encouraged. It was called studying. He would carry on deep discussions with other Dubs and even (gasp!) speculate. He died a revered elder.
When did the society's attitude change? Answer: after Ray F and company were ousted. From that time on, no Bible was to be used but the NWT. If they could, they would have removed the verse about the ...."Boreans carefully examining the Scriptures daily to see IF these things were so."