Thomas Royds (1923 - 1937) Collection home page

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Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 56
Issue DateTitleAuthor(s)
1912-12The determination of ancient dates from astronomical dataRoyds, T; Sitaramaiya, S
1915-03The different character of spectrum lines belonging to the same seriesRoyds, T
1917-03The cause of the so-called pole-effect in the electric arcRoyds, T
1910Das reflexionsvermogen schwarzer FlachenRoyds, T
1912-12Distribution in latitude of the absorption markings in Hα spectroheliogramsRoyds, T
1911-06The absorption markings in Hα spectroheliogramsRoyds, T
1925-02The apparent tripling of certain lines in arc spectraRoyds, T
1913-06On some spectrographic measures of the solar rotation, made at the Kodaikanal observatoryEvershed, John; Royds, T
1937-02-11A progressive change in the inclination of hydrogen dark markings to the meridian of the SunRoyds, T; Salaruddin, M
1936-12-12Summary of prominence observations for the second half of the year 1935Royds, T
1936-11-25Photometric study of the lines of hydrogen and of calcium in the fraunhofer spectrum at different points of the Sun's discRoyds, T; Narayan, A. L
1935-08-29Oxygen in the Sun's chromosphereRoyds, T
1935-08-09Summary of prominence observations for the second half of the year 1934Royds, T
1935-03-30Summary of prominence observations for the first half of the year 1934Royds, T
1935-01-28Summary of prominence observations for the second half of the year 1933Royds, T
1934-01-20Summary of prominence observations for the first half of the year 1933Royds, T
1933-09-13Summary of prominence observations for the second half of the year 1932Royds, T
1933-02-25Summary of prominence observations for the first half of the year 1932Royds, T
1932-03-21Prominences and radiation pressureRoyds, T
1932-01-27Summary of prominence observations for the first half of the year 1931Royds, T
Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 56