Fatto generale: 1728 is braces were first invented by Pierre Fauchard.
Fatto matematico: 1728 is a boring number.
Trivia: 1728 is braces were first invented by Pierre Fauchard.
Data storica: September 23rd is the day in 1845 that the Knickerbockers Baseball Club, the first baseball team to play under the modern rules, is founded in New York.