During his time suiting up for the Celtics, Heinsohn wore only jersey Nos. 15 and 20, and put up 18.6 points, 8.8 rebounds, ...

During his time suiting up for the Celtics, Guarilia wore only jersey No. 20 and put up 3.2 points and 2.3 rebounds per game.

During his time suiting up for the Celtics, Hemric wore only jersey No. 20 and put up 6.3 points and 5.1 rebounds per game.

And for today's article, we will continue with the third of 31 people to wear the No. 20 jersey, Boston big man alum Bob ...