The British women's team picked up the all-around bronze medal at the 1928 Amsterdam Olympics, losing out to the Netherlands and Italy who won gold and silver respectively.
It is the only time Great Britain has won a female gymnastics medal. Ada Smith, who was 24 at the time, brought home her medal as well as a blazer embroidered with the Union Flag.
Estimate £300-500.
Contact: 0845 8350520.