| Alexander von Humboldt - 1814 - 492 էջ
...sufficient to develope the germ of the yellow fever. Individuals born and brought up at Vera Cruz, are not subject to this disease ; and it is the same with the inhabitants of the Havanah, who do not quit their country ; but it happens that merchants, born in the island of Cuba,... | |
| Josiah Conder - 1830 - 380 էջ
...arrives at Xalapa, or on the mountains supposed to originate the infection. Individuals born at Vera Cruz are not subject to this disease; and it is the same...of the Havannah who do not quit their country; but natives of Cuba are sometimes attacked with the vomito at Vera Cruz, and Mexicans horn at Vera Cruz,... | |
| 1848 - 584 էջ
...quote his own words : " Individuals born and brought up at Vera Cruz are not subject to the vomito, and it is the same with the inhabitants of the Havannah...great number of years, are attacked with the vomito when their affairs call them to Vera Cruz during the months of August or September, when the epidemic... | |
| 1848 - 602 էջ
...quote his own words : " Individuals born and brought up at Vera Cruz are not subject to the vomito, and it is the same with the inhabitants of the Havannah...quit their country ; but it happens that merchants burn in the island of Cuba, and who have inhabited it for a great number of years, are attacked with... | |
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