Conversation so far:
who did the choreography in the musical carousel?
CANNOTANSWER.
what is musical treatment?
The cast album of the 1945 Broadway production was issued on 78s, and the score was significantly cut-.
why was it cut?
that a number of songs had to be abridged to fit the 78 format, but that there is a small part of "Soliloquy" found on no other recording.

Question: what else is notable about the soundtack?
Self-contained rewrite: Other than the cuts to the score, what else is notable about the Carousel soundtack?