Reviews The Spirit of Invention by Julie M. Fenster By Science News August 27, 2009 at 3:49 pm - More than 2 years ago Share this:Share Share via email (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Print (Opens in new window) Print A historian explores the role of innovation in American history, illustrated with archival photos and news clippings.Smithsonian Books/Collins, 2009, 256 p., $29.99. THE SPIRIT OF INVENTION BY JULIE M. FENSTER