68 



TABLE OF DISTANCES, ETC. 



TABLE OF DISTANCES, BY THE POST-ROAD, FROM ROSARIO TO MENDOZA.— ANALYSIS OF POWDER 

 COLLECTED ON THE BANKS OF THE RIVER YESO. 





PROVINCE OP SANTA FE. 











From 



Rosario to the Saladillo do la Orqueta 



- 



7 leagues 





" Candelaria 



- 



5 



a 





" Uesmochados - 



- 



fi 



11 





" Arequito 



- 



4 



a 





" Guardia do la Esquina 



- 



5 



a 





PROVINCE OF CORDOVA. 











to the Cruz Alta 



- 



4 



leagues 





" Cabeza del Tigre 



- 



4 



' 







" Esquina de Lovaton 



- 



5 



i 







" Saladillo de Eui Diaz 



- 



6 



i 







" Barrancas 



- 



4 



I 







. " Zanjon - - - 



- 



4 



' 







" Fraile Muerto 



- 



4 



i 







" Tres Crucea 



- 



4 



i 







" Arroyo de San Jose 



- 



9 



I 







" Canada de Luca 



- 



5 



i 







" Tortoral - - - 



- 



4 



' 







" Giianaco 



- 



6 



I 







" Tamhillo 



- 



6 



i 







" Chucul - - - 



- 



8 



i 







" Villa del Eio Cuarto 



- 



4 



( 







" Ojo de Agua - 



- 



7 



' 







" Barranquitas - 



- 



5 



i 







" Achiras - - - 



- 



5 



I 







PROVINCE OF SAN LUIS. 











to the Portezuelo 



- 



5 



leagues 





" San Jose del Morro - 



- 



7 





' 





" Rio Quinto 



- 



- 12 





( 





" San Luis 



- 



- 12 





( 





" Balde - 



- 



9 





( 





" Desaguadero - 



- 



- 12 



" 





PROVINCE OF MENDOZA. 











to the Acorocorto 



- 



- 12 



leagues. 





" Santa Rosa 



- 



- 20 



(( 





" Retamo - - - 





- 10 



" 





" Mendoza - 



- 



- 12 



' 



c 



The efflorescent powder collected on the hank of the river Teso has been analyzed by 

 Professor J. Lawrence Smith, and found to consist of — 



Sulphate of magnesia ------- 40.10 



Sulphate of soda -------- 26.25 



Chloride of sodium - - - - - - - - 33.65 



100.00 



