Moving Picture Age (1920) . N: EARLY three Powers forone of any other make isthe ratio shown by the De-partment of Interior Bureauof Education {ExtensaLeaflet No. 1).. POWERS MOTION PICTURE MA Are Also Used in the Majority of American Theatresand Fifty Per Cent of the Cinemas of Great Britain RELIABILITY MADE POWERS PROJECTORS INTERNATIONALLY SUPREME

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectmotionp, bookyear1920