Who wore number 31 33 71 and 78 for the 1964 Chicago Bears?

In 1964, the Chicago Bears players who wore those numbers were: number 31 was worn by safety and kick returner Johnny Morris, number 33 was worn by running back Willie Gallimore, number 71 was worn by offensive tackle John Karras, and number 78 was worn by defensive end Ed O'Bradovich. These players contributed to the team during that season in various capacities.