After being appointed as a special consultant to the Harvard University Film Foundation, his interests shifted from phonograph recordings to motion picture audio.
Waller showed Reeves his idea for a multiple-camera photography system that would fill the peripheral vision, initially dubbed "Vitarama".
His company won the Army-Navy "E" Award for merit four times, fulfilling contracts totaling millions of dollars.
Utilizing separate magnetic film, Reeves created a seven-channel sound system[4] for Cinerama, the company of which he was president by 1952.
Reeves Soundcraft Corporation won an Academy Award in 1953 for their development of a process of applying stripes of magnetic oxide to motion picture film for sound recording and reproduction.