Reviews The Spirit of Invention by Julie M. Fenster Share this: Share via email (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on Reddit (Opens in new window) Reddit Click to share on X (Opens in new window) X Click to print (Opens in new window) Print By Science News August 27, 2009 at 3:49 pm 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