Business & Finance: R. C. A., K-A-O, F. B. O.

Out of the swirls of scientific research, industrial promotion, amusement purveying and financial synthesis, the greatest U. S. amusement enterprise became imminent last week. Last spring Radio Corp. of America organized as a subsidiary R. C. A. Photophone Inc. to exploit a method of making and reproducing sound-pictures. Photophone is similar, and interchangeable, with Fox's movietone films. Both change sound waves to light waves, and reproduction reverses the process. Warner Bros, vitaphone uses phonographic discs for sound accompaniment with its pictures. Vitaphone and movietone had close tie-ups with cinema producing, distributing and...

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