Norma Miller: author and lindy hopping queen.
Miller and Leon James are the second couple in this sequence from Day at the Races (1937):
Miller (dancing with George Greenidge) is half of the sixth couple in the jam during the jitterbug contest section of Keep Punchin’ (1939):
Miller dances with Billy Ricker, as the second couple in the iconic scene fromHellzapoppin’ (1941):
Miller is in the Hot Chocolates/Cottontail (1941) soundie, but I’m not sure which dancer she is:
There are some interesting photos of Norma Miller, Frankie Manning and other dancers in the Getty Images collection.
[Once again I’m using Bobby’s article about iconic clilps to identify dancers.]