Contrasts older hand methods of blowing glass with modern techniques of making glass by use of automatic machinery. Illustrates step-by-step procedures of blowing a glass piece by hand. Highlights the facial expressions and concentration of the glass blowers. The musical score is adapted to the visuals. No narration.Many CUs of hands rolling and twilring thin metals tubes. Intercut with the jar-making machine at work, a worker near the machine rolls a cigarette, uses a pair of tongs to lift a jar from the conveyor belt, and lights his cigarette on the underside of the still-hot jar. A glassblower is also seen smoking while he works. Quick shots of the machine at work intercut with a man blowing into a pipe, his cheeks inflating like Dizzy Gillespie. Panning shot of many rows of finished bottles.