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International Conference Held at Washington for the Purpose of Fixing a Prime Meridian and a Universal Day. October, 1884. - Protocols of the Proceedings by Various
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meridian would be neutral, because it would have been chosen on
scientific grounds alone. The equator is neutral because geographical
conditions give it that character; and, nevertheless, the countries
along it belong to various nations, do they not? As to the manner of
connecting the prime meridian with the system of observatories, I have
already explained how this may be done in my former speech.

General STRACHEY, Delegate of England, remarked that he had rather
hesitated about saying anything on the subject, after the expression
of so many opinions of persons better qualified to speak than himself,
but he felt that he ought to make a few remarks as to the distinction
which Prof. JANSSEN had attempted to establish between astronomical
and geographical longitude. It appeared to him that longitude was
longitude. It would never do if, for geographic purposes, we are to
have a second or third-class longitude and for astronomical purposes a
first-class longitude. He said that as a geographer he repudiated any
such idea. When you come to the practical application of the
determination of longitude at sea for maritime purposes, it is true
that a much less accurate determination suffices than would suffice
for the determination of longitude for astronomical observatories;
but, for all that, what is the object of a ship desiring to know what
its place at sea is? Obviously to arrive at the port to which it is
destined, and the object to be obtained is such a determination of the
longitude as to enable that ship to arrive at its port without danger.
You obtain a comparatively imperfect determination of longitude, but
it is sufficiently accurate to prevent you from striking on the solid
earth. But how is the longitude of the port to be determined?
Certainly, as has been properly said, by astronomical observations,
which can only be made with certainty on the earth. Consequently, it
seemed to him that it is absolutely essential for fixing an initial
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