Fatto matematico: 21740 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 21740 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: July 9th is the day in 1793 that the Act Against Slavery is passed in Upper Canada and the importation of slaves into Lower Canada is prohibited.