COLUMBUS I N CHAINS AT CADIZ. 



CHAPTER XVII. 



THE FAILING HEALTH OF COLUMBUS HIS FOURTH VOYAGE MARTINIQUE, PORTO 



RICCO, NICARAGUA, COSTA RICCA, PANAMA HIS SEARCH FOR A CHANNEL 



ACROSS THE ISTHMUS — HE PREDICTS AN ECLIPSE OF THE MOON AT JAMAICA 



HIS RETURN THE DEATH OF ISABELLA-— COLUMBUS PENNILESS AT VALLA- 



DOLID HIS DEATH HIS FOUR BURIALS — THE INJUSTICE OF THE WORLD 



TOWARDS COLUMBUS CHRISTOPHER PIGEON AMERIGO VESPUCCI THE NEW 



WORLD NAMED AMERICA ERRORS OF MODERN HISTORIANS THE DISTRICT 



OF COLUMBIA JOHN CABOT IN LABRADOR SEBASTIAN CABOT IN HUDSON'S 



BAY VINCENT YANEZ PINZON AT THE MOUTHS OF THE AMAZON. 



Columbus was now advanced in years, and his sufferings and 



labors had dimmed his eyesight and bowed his frame ; but 



his mind was yet active, and his enthusiasm in the cause of dis- 

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