He played nine times for Rovers, but, despite signing a new deal, left at the start of the following season.
Hardwick first played for Rovers during the war, 26 games in total.
Jones went on to play 247 league games for Rovers spanning from 1925 to 1934.
His brother Jimmy also played for Rovers in the 1970s.
He suffered another injury which ended his football career after playing 40 league games for Rovers.
His brother Greg played for Rovers in the late 90s.
He spent the majority of his career playing for Blackburn Rovers.
He continued to play for Shamrock Rovers into the early 1930s.
Bolger had previously played for Rovers on loan in the past two seasons.
His father Francis played for Rovers in the 1920s.