"titles like Biggles Goes To Mars and Jack Cade"
Creative Commons AttributionBiggles - Credit: kiwinz

Biggles is the hero of a series by Capt. W.E. Johns. James ‘Biggles’ Bigglesworth is a pilot and adventurer.

 Jack Cade led a Kent revolt of peasants and small landowners in 1450 against seizure of land by the nobility.

Frontier Hero could refer to American legend Davy Crockett, a frontiersman of the early 1800s known as King of the Wild Frontier.