“ From 1861 he devoted himself entirely to literary work, chiefly in connexion with history and comparative mythology. Many of his works were avowedly popular in character, and the most important, the History of Greece, has been superseded and is now of little value. His studies in mythology were inspired by Max Müller, but his treatment of the subjects was his own. He was an extreme supporter of the solar and nebular theory as the explanation of myths. ”