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Sinopse

A perceptive account of the lives of fourteen gifted innovators who have played important roles in scientific and industrial progress. The achievements of Benjamin Banneker, Granville T. Woods, George Washington Carver, and others have made jobs easier, saved countless lives, and in many cases, altered the course of history.

Duração: aproximadamente 5 horas (04:52:42)
Data de publicação: 27/06/2023; Unabridged; Copyright Year: 1970. Copyright Statment: —