148 humboldt's cuba. 



San Diego, forty leagues S.W. from Havana. The 

 water of the two springs, Tigre and Templado, comes 

 from the earth with a temperature of 95° Far. Their 

 analysis by Senor Esteves gave to one pound of 

 water, 0.46 grains sulphureted hydrogen, 10.5 sul- 

 phate of lime, 1. hydrochlorate of magnesia, and 

 1. carbonate of magnesia. 



Madruga, fifteen leagues S.E. from Havana. The 

 water is of lower temperature than that of San Diego, 

 but similar in its qualities. 



Guanabacoa, one league from Havana. There are 

 several springs here : that of Tarraco being similar 

 to the waters of Madruga ; JBano de la Condesa, of 

 like qualities, but more highly charged with sul- 

 phureted hydrogen; the water of the Amber well 

 {de succino), so called from its amber taste and odor, 

 is esteemed as a stomachic tonic ; the baths of Bar- 

 reto, Esjpanol, Cassanova, &c, are highly recom- 

 mended. No analysis has been made of these waters, 

 but they are all more or less charged with magnesia, 

 nitre, and oxide of iron. 



Maywjigua, nineteen leagues from San Juan de los 

 Eemedios. The water of this spring has a very great 

 local reputation. It presents the phenomenon of 

 being about fifteen degrees warmer in the morning 

 and evening than at other hours. 



Guadalupe, sixteen leagues from Santi Espiritu; 



