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Observations of solar eclipses at Greenwich, 1870-1900.
Determination of clock error in Transit 'B', 1906.
Occultations of bright stars, 1907-1909.
Variable clock stars, 1909
Internal correspondence on the printing of observations of Halley's Comet, 1910.
'Transit of Mercury', 1914.
'Red stars within 17° of Pole', undated.
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