This lot includes two vintage Big Little Books from 1939, featuring King of the Royal Mounted and the Great Jewel Mystery and Smilin' Jack and the Escape from Death Rock. These books are perfect for collectors of antiquarian and collectible books, especially those interested in the mystery and thriller genres.

With captivating storylines and charming illustrations, these books are sure to delight readers of all ages. Whether you are a fan of King of the Royal Mounted or Smilin' Jack, or simply appreciate vintage literature, this lot is a must-have for your collection. Add these little books to your library and enjoy the adventure and excitement they bring.