the highest and the lowest German--"one of the mediatised princes, I
suppose" [The minor princes of Germany, whose territories were annexed
to larger states, and who thus exchanged a direct for a mediate share in
the imperial government.--or the Himalayan or Peruvian, is almost 100
per cent; in absolute amount twice as much as the difference between
that of the largest simian and the smallest human capacity, so that in
seeking an ordinal difference between man and the apes, "it would
certainly be well to let go the head, though I am afraid it does not
mend matters much to lay hold of the foot."

And on January 25, 1862:--]

I have been skull-measuring all day at the College of Surgeons. The
NEANDERTHAL SKULL may be described as a slightly exaggerated
modification of one of the two types (and the lower) of Australian
skulls.

After the fashion of accounting for the elephant of old, I suppose it
will be said that it was imported. But luckily the differences, though
only of degree, are rather too marked for this hypothesis.

I only wish I had a clear six months to work at the subject. Little did
I dream what the undertaking to arrange your three woodcuts would lead
to. It will come in the long-run, I believe, to a new ethnological
method, new modes of measurement, a new datum line, and new methods of
registration.

If one had but two heads and neither required sleep!

[One immediate result of his investigations, which appeared in a lecture