Two rare Cuban coins, one likely signed by Fidel CastroEstimate: 100+ A pair of rare Cuban coins from the collection of Fidel Castros mistress Natty Revuelta Clews. Potentially once owned by Fidel Castro. The coins are: An Ernest Hemingway commemorative coin, with Fidel scratched on the face likely by Castro. A 1983 30th anniversary coin commemorating Castros assault on the Moncada barracks which marked the beginning of the Cuban revolution. On the reverse it features a house with a palm tree with the