I walked slowly a hundred feet on a level at this altitude it rose to
120. After I had been seated awhile it dropped down to 100. Gradually
our sense of well-being departed and was followed by a feeling of
malaise and general disability. There was a splendid sunset, but we
were too sick and cold to enjoy it. That night all slept badly and had
some headache. A high wind swept around the mountain and threatened
to carry away both of our tents. As we lay awake, wondering at what
moment we should find ourselves deserted by the frail canvas shelters,
we could not help thinking that Coropuna was giving us a fair warning
of what might happen higher up.


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FIGURE

The Base Camp, Coropuna, at 17,300 Feet
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FIGURE

Camping at 18,450 Feet on the Slopes of Coropuna
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For breakfast we had pemmican, hard-tack, pea soup and tea. We
all wanted plenty of sugar in our tea and drank large quantities
of it. Experience on Mt. McKinley had led Tucker to believe