Los Angeles Sharks trade the rights to Bob Liddington, Larry Cahan and Bobby Whitlock to Chicago Cougars for the rights to Bill Young and future considerations.
September 1972
Chicago Cougars sign Bob Liddington as a free agent.
February 26, 1976
Houston Aeros sign Bob Liddington as a free agent.
October 1976
Houston Aeros trade Bob Liddington to Phoenix Roadrunners for Cam Connor.
Draft History
Selected by Los Angeles Sharks in 1972 General Player Draft (Phoenix WHL).
Selected by Denver Spurs in 1975 Expansion Draft (Chicago).