Containing Portraits and Pen-sketches of Many Persons who Have Been and are Prominent as Religionists, Military Heroes, Inventors, Financiers, Scientists, Explorers, Writers, Physicians, Actors, Lawyers, Musicians, Artists, Poets, Sovereigns, Humorists, Orators and Statesmen, Together with Chapters Relating to History, Science, and Important Work in which Prominent People Have Been Engaged at Various Periods of Time