i be a projectionist while in the u. s. a. f. and remember this movie very well . we have just be set up with stereo sound . o o o o o. well and it be a big deal in 1959. instruction come with the reel . the overture play while the projected curtain image be close and i follow suit with the theater curtain close too . for intermission the theater curtain be close and after five minute i restart the movie with the projection curtain close while music use a a curtain call to the second part . be the first stereo movie i have ever see and be such a huge musical production i certainly enjoy watch it every time i show it for the run .