Post production process steps in the creation and manufacture of a phonograph record. Creation of lacquer master in New York, and handling at processing plant for lacquer master disc in Indianapolis, Indiana. View of magnetic tape reel to reel tape machines running after recording a performance. Overview of steps as the sound recording is transferred to record by a recording engineer. An engineer determines groove width according to pitch of the music. Close up view of meters and dials on recording playback equipment in studio. Shows creation of a lacquer master and its positioning on spindle of turntable. Also shows steps in creating mold and finally the stamper format. A woman is shown placing the original recording tape in shelves of a library -like vault area for safe keeping. Shows inspection of record grooves through a microscope, and silvering of lacquer master for creation of metal copies of the master, with layers of silver, nickel, and copper. Record tester listens to a record in audio testing. Nickel stamper is created from mold. Scenes show each step in the record creation process.
Indianapolis 500 Speed Classic racing event. Speeding racers spin out of control. Accidents take place on the track. Huge crowd cheers from the spectator area. Pat Flaherty of Chicago wins the race by 22 seconds in the 500 mile speedway classic.