American inventor Lee De Forest in his laboratory in Hollywood. American inventor Lee De Forest carrying out tests in his laboratory. He lights up a flame and uses an instrument.
Head of Warner Brothers Jack Warner in Hollywood. Jack Warner at his desk in office. Jack talks over the phone.
Hollywood Actress Clara Kimball Young in Hollywood. Hollywood Actress Clara Kimball Young comes and takes her seat in a lawn. Clara Kimball Young goes through the documents on a table.
Surgical instruments in an operating theater.Microscopic views of bacteria, including those causing lockjaw and gangrene, respectively. Views of streptococus and staphylococus. Surgeons scrub before undertaking surgery. Cartoon animation of Bacteria and skin.
Surgeon is seen scrubbing hands and arms for five minutes before performing surgery. When finished, he sneezes, but does not return to scrub and clean his hands again. Animated cartoon shows bacteria surviving the scrub brush bristles and remaining in place. Animation shows additional streptococcus bacteria descending onto surgeon's hands after doctor sneezes. The bacteria present through the scrubbing, and the new streptococcus bacteria talk to one another (voiced by Mel Blanc). The bacteria are isolated by surgeons rubber gloves before he begins patient surgery operation.
Surgical theater. Patient brought in. A patient to be operated upon. Doctor with contaminated hands accidentally spills instruments and cuts his rubber glove. Discards only one instrument although unsure which one actually caused the cut glove. A contaminated instrument remains and is used in the surgery.
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