That's an interesting thing we both didn't know- we should definitely look into it. Maybe you have a recording of the ballet to suggest?
I don't know how many recordings of this work there are. My disc is from Premiere Recordings (does this label still exist?) and it's a re-issue from a recording made in the 1980s by the International Record Institute. Milton Rosenstock conducts the New York Theatre Ensembe. Miltonstock's ballet
The Legend of John Henry is also on this disc (featuring Leon Bibb).
Premiere Recordings also issued in 1991 a piano album by Alan Mandel. Alex North's
Nine Piano Sequences from A Streetcar Named Desire are on this disc, together with works by Vernon Duke, Morton Gould and Elie Siegmeister.