A few years ago I was asked by a non-profit organization to dance Isadora Duncan's Marseillaise at one of their events. The problem was that The Marseillaise is a lost choreography! There are no pictures or video from performance.
Naima Prevots introduction to the "State of the Arts" focus section originally published in Bourgeon Vol.3 #1
"Middle Eastern dance schools play upon harem-mother-goddess fantasies of adult students. One has to give credit for business savvy, but what is being sacrificed in terms of art and ethics? In a bid to take over the local market, unskilled student dancers have been sent out on behalf of the studio to perform for fees that are either shockingly below the going rate or, which is worse, free."