Portrayed in the novel Cheaper by the Dozen, Frank and Lillian Gilbreth had 12 children and used motion pictures in their time-and-motion studies.

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This is an accurate portrayal of the Gilbreth family and their work. The book, Cheaper by the Dozen, is a semi-autobiographical account of the family's life, and the Gilbreths did indeed have 12 children and use motion pictures to help them in their time-and-motion studies.

Portrayed in the Novel Cheaper by the Dozen, Frank and Lillian