Alan W. Hirshfeld FollowSubscribeBooks by Alan W. HirshfeldEureka Man: The Life and Legacy of Archimedes - Alan HirshfeldAlan W. Hirshfeld, Alan Hirshfeld3.4(2009)HistoryMagnetStarlight Detectives: How Astronomers, Inventors, and Eccentrics Discovered the Modern Universe - Alan W. HirshfeldUnknown, Alan W. HirshfeldScienceMagnet