In 1912, he won the gold medal as a member of the American team in the team clay pigeons competition.[4] In the individual trap competition he finished 42nd.[4]
^James Edward Sullivan, ed. (1912). The Olympic games, Stockholm, 1912. American sports publishing Company. p. 97. Clay Bird Shooting Team. Charles W. Billings; New York Athletic Club. Ralph L. Spotts, New York Athletic Club; John H. Hendrickson, Brooklyn; James R. Graham, Chicago; Edward F. Gleason, Boston Athletic Association; Frank Hall, New York Athletic Club; Daniel F. McMahon, New York Athletic Club
^ abcdCharles Billings, Sports-Reference.com. Accessed February 1, 2018. "Born: November 26, 1866 in Eatontown, New Jersey, United States.... Charles Billings of Glen Ridge, New Jersey was on the first trapshooting squad the U.S. ever entered in the Olympics.... From 1920 until his death in 1928, Billings was the first mayor of Oceanport, New Jersey."
^"Oceanport Mayor Buried At Milford", Asbury Park Press, December 17, 1928. Accessed February 1, 2018. "Over 200 friends from Monmouth county and New York city yesterday afternoon paid tribute to the late Mayor Charles W. Billings at services held at the late residence here. Mayor Billings died suddenly Thursday afternoon from an acute heart attack while conversing with friends at the Deal Golf club.... The deceased was also a member of the Olympic trapshooting team."