While poking around on The Commons on flickr I came across these old images of dancer's that I instantly fell in love with...
By Kales, Arthur -- 1919
Music Visualizations, Synchoric Orchestra dancing Schubert's Unfinished Symphony, first performed in 1919 at Shawn's Grand Ave., Los Angeles studio
By Max Dupain -- ca. 1939
Emmy Towsey and Evelyn Ippen, Bodenwieser Ballet in Centennial Park, Sydney.
By Sydney Fox Studio -- 1934
Olga Spessiva in Swan Lake costume.