L. Frank Baum, the creator of The Wonderful Wizard of Oz, published his first book, The Master Key: An Electrical Fairy Tale, Founded Upon the Mysteries of Electricity and the Optimism of Its Devotees, in 1901. Robert Stanton Baum, who was born in 1886 and would have been approximately fifteen at the time of publication, was the recipient of a dedication in Baum's book. The main character is a parent who supports his son's electrical experiments and...