Eberle, Irmengarde. Famous inventors for young people / Irmengarde Eberle. - New York : A.S. Barnes & Company, c1941. - vi, 130 pages : illustrations (includes portfolio) ; 21 cm. Subjects--Topical Terms: Inventions.Inventors.Inventors. LC Class. No.: T39 / .E2 Dewey Class. No.: 608