Necessity's children
Subtitle: memoirs of an independent inventor
By: Samuel Ruben.
Edition: 1st ed.
Publisher: Breitenbush Books; Distributed by Taylor Pub. Co.
Published: 1990
Place of publication: Portland, Ore; Dallas, Tex
Language: eng
Number of pages: 145
Subjects: Ruben, Samuel.; Inventors -- United States -- Biography.; Electric batteries -- Design and construction -- History.