Video file
Watch New Zealander Mark Treffers win gold in the 400-metre individual medley at the 1974 Commonwealth Games in Christchurch.
Te whakamahi i tēnei tūemi
This item has been provided for private study purposes (such as school projects, family and local history research) and any published reproduction (print or electronic) may infringe copyright law. It is the responsibility of the user of any material to obtain clearance from the copyright holder.