Jeffrey, Laura S.Amazing American inventors of the 20th centuryBerkeley Heights, N.J.; Enslow 2014Series: Inspiring collective biographiesOnline editions:books.google.com/books?id=fJxmDwAAQBAJbooks.google.com/books?id=3_xeDwAAQBAJarchive.org/details/amazingamericani0000jeffLanguageenglishKeywordsErfinder/innenTechnologyUSAUniform titleAmerican inventors of the 20th century (Jeffrey)Authority Data (Author)VIAF: 35300069Table of Contentsbooks.google.com/books?id=fJxmDwAAQBAJ&pg=...
