Thomas Royds (1923 - 1937) : [56] Collection home page

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