He began his career as a peanut and soda - pop vendor at Sportsman 's Park in New Orleans and worked his way up through the ranks .
Heinemann was , however , the principal owner of the stadium and grounds where the Pelicans played .
Heinemann began Heinemann 's career as a peanut and soda - pop vendor at Sportsman 's Park in New Orleans and worked his way up through the ranks .
Heinemann was , however , the principal owner of the stadium and grounds where the Pelicans played .