As opposed to a lift, aerial is a step where a partner needs to be thrown into the air and then landed in time with the music.
[2] Frankie Manning and George "Shorty" Snowden competed in weekly dance contests at the Savoy Ballroom.
Frankie Manning wanted to outdo Shorty George, so he convinced his partner Freda Washington, to flip over his back.
[3] In 1935, the troupe Whitey's Lindy Hoppers (aka the Harlem Congeroos) formed and performed at private parties in New York.
For example, the Nicholas Brothers used leaps and flips in their tap dance routines in the early 1930s at the Cotton Club.