What does the word frontispiece mean?

Usage examples for frontispiece

  1. Frontispiece " What's the matter, child?" – The Other Side of the Door by Lucia Chamberlain
  2. With photogravure frontispiece and sixty- five illustrations. – A Man's Hearth by Eleanor M. Ingram
  3. With frontispiece net $ 1. 35 Out of Gloucester. – The Trawler by James Brendan Connolly