NBA only! Exactly 56 years! Only the bull hasn't changed...

Produced by the US media "Fadeaway World", the evolution history of the NBA team logo, first look at the West:

Looking at the East, there are 30 teams in the league, only the Bulls logo has not changed. It's been 56 years since 1966! The Heat has only changed once...

Which team and which period logo do you think is the most classic?