dians," Memoir of the American Museum of Natural History.
The present volumes give a succinct account of my travels and work among the remote peoples of the Sierra Madre del Norte and the countries adjacent to the south and east as far as the City of Mexico. Most of what I tell here refers to a part of the Republic that is never visited by tourists and is foreign even to most Mexicans. Primitive people are becoming scarce on the globe. On the American continents there are still some left in their original state. If they are studied before they, too, have lost their individuality or been crushed under the heels of civilisation, much light may be thrown not only upon the early people of this country but upon the first chapters of the history of mankind.
In the present rapid development of Mexico it cannot be prevented that these primitive people will soon disappear by fusion with the great nation to whom they belong. The vast and magnificent virgin forests and the mineral wealth of the mountains will not