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object-glass (now at Chicago) upon Sirius,
and, knowing nothing of these predictions,
actually found the companion in the very
place assigned to it. In 1896 the compan-
ion of Procyon was discovered by Professor
Schaeberle at the Lick Observatory.
Now, by the refined parallax determina-
tions of Gill at the Cape, we know that of
Sirius to be 0”.38. From this it has been
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