Richardson was the first archer to win medals at two different editions of the Olympic Games as well as the youngest medallist at the 1904 Summer Olympics at the age of 15 years and 124 days.

[2] Richardson's first medal was in the team event at the 1904 Summer Olympics in St. Louis, Missouri.

His score of 343 put him in 5th place, 60 points behind the leader William Dod.

He took honors for the best round of the tournament, with 417 points (only 22 points fewer than his two-round sum 4 years previously), despite gaining little ground against Dod, who shot a 412.

He also entered the Continental style event, placing 15th with 171 points.