In Mexico at the time of the Revolution, Juan, the leader of a bandit family, meets Sean Mallory, an IRA explosives expert on the run from the British. Seeing Sean's skill with explosives, Juan decides to persuade him to join the bandits in a raid on the great bank of Mesa Verde. Sean in the meantime has made contact with the revolutionaries, and intends to use his dynamite in their service.

Estimated despatch 5-10 days after ordering.