At present he was paying two dollars a month for his board, earning the money by selling grass in Pinos Altos.
At nine o'clock we began to ascend through the moonlit landscape.

I had left my mule some hundred yards from the fall, and here I also found the guide.

At two o'clock in the morning I arrived at my camp.
The road continued through rather monotonous country, the altitude varying from 6,300 to 7,700 feet.

Grass began to be scarce, and the animals suffered accordingly.

It is the custom with Mexican muleteers to select from among themselves a few, whose business throughout the journey it is to guard the animals at night.