American inventors of the 20th century
By: Laura S. Jeffrey.
Series: Collective biographies
Publisher: Enslow Publishers
Published: 1996
Place of publication: Springfield, N.J., U.S.A
Language: eng
Number of pages: 112
Subjects: Inventors -- United States -- Biography -- Juvenile literature.; Inventions -- United States -- History -- 20th century -- Juvenile literature.; Inventors.; Inventions -- History -- 20th century.
Other titles: American inventors of the twentieth century
Notes: Includes bibliographical references (p. 103-109) and index.