Original musician/performer agents/promoters:
http://www.mozart.com/en/timeline/life/mozart-and-his-father/
PT BARNUM
https://www.biography.com/people/pt-barnum-9199751
Original musician/performer agents/promoters:
http://www.mozart.com/en/timeline/life/mozart-and-his-father/
PT BARNUM
https://www.biography.com/people/pt-barnum-9199751