PREFACE.
The custom of mingling together historical events with the incidents of travel, of amusement with instruction, is rather a Spanish than American practice; and in adopting it, I must crave the indulgence of those of my readers who read only for instruction, as well as of those who read only for amusement.
The evidence that I have adduced to prove that the yellow fever is not an American, but an African disease, imported in...
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