Athletics at the 1928 Summer Olympics – Men's 100 metres Athletics at the 1928 Summer Olympics – Men's 100 metres The men's 100 metres sprint event at the 1928 Summer Olympics in Amsterdam, Netherlands, were held at the Olympic Stadium on Sunday, 29 July and Monday, 30 July. Seventy-six runners from 27 nations competed. These are the standing world and Olympic records (in seconds) prior to the 1928 Summer Olympics. Percy Williams equalized the standing Olympic record with 10.6 seconds in the fourth heat of the second round. In the first semifinal, Williams, Robert McAllister, and Wilfred Legg all equalized the record. Key to tables below: Sixteen heats were held,
Swimming at the 1928 Summer Olympics – Women's 400 metre freestyle Swimming at the 1928 Summer Olympics – Women's 400 metre freestyle The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1928 Summer Olympics programme. It was the second appearance of the event, which was established in 1924 after 1920 a 300-metre event was held. The competition was held from Saturday to Monday, 4 to 6 August 1928. Twenty swimmers from nine nations competed. These were the standing world and Olympic records (in minutes) prior to the 1928 Summer Olympics. In the first heat Martha Norelius set a new world record with 5:45.4