structure is taken.

I saw another wonderful thing in La Brenon. About the middle of its
length there is a step like this of about 20 or 30 feet in height. In
the lower part (B) the structural planes are vertical; in the upper (A)
they dip at a considerable angle. I thought I had found a case of
unconformability, indicating a slip of one portion of the glacier over
another, but when I came to examine the intermediate region (X)
carefully, I found the structural planes at every intermediate angle,
and consequently a perfect transition from the one to the other.

I returned by Aosta, the great St. Bernard, and the Col de Balme. Old
Simond was quite affectionate in his discourse about you, and seemed
quite unhappy because you would not borrow his money. He had received
your remittance, and asked me to tell you so. He was distressed at
having forgotten to get a certificate from you, so I said in mine I was
quite sure you were well satisfied with him.

On our journey he displayed his characteristic qualities, Je ne sais pas
being the usual answer to any topographical inquiries with a total
absence of nerve, and a general conviction that distances were very
great and that the weather would be bad. However, we got on very well,
and I was sorry to part with him.

I came home by way of Neuchatel, paying a visit to the Pierre a Bot,
which I have long wished to see. My financial calculations were perfect
in theory, but nearly broke down in practice, inasmuch as I was twice
obliged to travel first-class when I calculated on second. The result
was that my personal expenses between Paris and London amounted to
1.50!! and I arrived at my own house hungry and with a remainder of a