Bal Bullier was a ballroom in Paris, France, created by François Bullier in the mid-nineteenth century. History. François Bullier was an employee of La Grande Chaumière ballroom. In 1843, he purchased the Prado d'Été located 31 avenue de l'Observatoire in the 5th arrondissement of Paris. In 1847, he finished remodeling the place and opened it to the public under the name Closerie des Lilas. The ballroom was a hangout for students where they could dance, play billiards, practice archery and shooting.
https://en.wikipedia.org/wiki/Bal_Bullier