12 CONTENTS 



CHAPTER V 



PAOB 



PATAGONIA AND SHEEP-REARING II9 



The arid tableland and the region of glacial lakes — The 

 first settlements on the Patagonian coast and the indigenous 

 population — Extensive breeding — The use of pasture on 

 the lands of the Rio Negro — Transhumation. 



CHAPTER VI 



THE PLAIN OF THE PAMPAS 161 



The limits of the prairie — The rains — The wind and the 

 formation of the clay of the Pampas — The wind and the 

 contour — The zones of colonization on the Pampas — Hunting 

 wild cattle and primitive breeding — The sheep-farms — 

 The ranches — The region of " colonies " — The region of 

 lucerne, maize, and wheat — The combination of agriculture 

 and breeding — The economic mechanism of colonization — 

 The exchanges between the different zones of the Pampas. 



CHAPTER VII 



ROADS AND RAILWAYS 209 



Roads on the plain — The salt road — The " trade route " — 

 Transport by ox-waggons — Arrieros and Troperos — Rail- 

 ways and colonization — The trade in cereals — Home traffic 

 and the reorganization of the system. 



CHAPTER VIII 



THE RIVER-ROUTES 234 



The use of the river before steam navigation — Floods — 

 The river plain — The bed of the Parar.5. and its changes — 

 The estuary and its shoals — Maritime navigatioa — The boats 

 on the Paran4. 



CHAPTER IX 

 THE POPULATION 260 



The distribution of the population — The streams of emigra- 

 tion to the interior — Seasonal migrations — The historic 

 towns — The towns of the Pampean region — Buenos Aires. 



BIBLIOGRAPHY 277 



INDEX 291 



