GEOLOGICAL MEMORANDUM.
I t is greatly to be regretted, that, during this voyage,
our means of gaining information on this interesting subject
were so limited. In China we were restrained, sometimes
by the jealousy of the Chinese, and sometimes, by an apprehension
on our part of giving offence, or of exciting
suspicion, by following up enquiries, the nature of which
it was impossible to explain when interrogated by the
inhabitants. On the coast of Corea, the still greater jealousy
of the nativ;es rendered it impossible to prosecute geological
investigations beyond the beach. Both in China and on
the coast of Corea our stay a t each place was very short,
and our time being often necessarily occupied by avocations
foreign to such enquiries, many opportunities were lost
merely for want of time. Even a t the Great Loo-choo
Island, where we remained much longer, our researches were
confined to a coast which offered nothing interesting.
Having therefore nothing of a general or striking nature
to offer to the scientific world on this subject, I
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