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nitude star has been found to be 0”.25 an-
nually, and of a sixth magnitude star 0”.04.
But that all bright stars are nearer than
all small stars, or that they show greater
proper motion for that reason, is found to
be far from the truth. Many statistical stud-
ies have been made in this connection, and
interesting results may be expected from
this treatment in the hands of Kapteyn of
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