22 CONTENTS. 



No. 2 

 REPORT OF EXPLORATIONS FROM PIMAS VILLAGES TO RIO GRANDE. 



CENTRAL SECTION THIRTY-SECOND PARALLEL ROUTE. 



Section 1. General description of route. 



2. First division, from Eio Grande to Valle del Sauz. 



3. Second division, from Valle del Sauz t' mouth of San Pedro. 

 i. Third division from mouth of San Pedri to the Pimaa villages. 



CHARACTERISTICS OF THE ROUTE. 



Section 1. Soil. 



2. Climate. 



3. Water. 



4c. Fuel, timber, and minerals. 

 5. Post route. 



REMARKS UPON CONSTRUCTION OF A RAILROAD. 



Section 1. Economical views and protection of the route, &c. 



2. Recapitulation, and comparison of routes. 



3. Cost of construction. 



4. Description of route from Pimas villages to Colorado river. 



5. Thirty-second parallel route, from Mississippi river to San Diego and San Francisco. 



