This letter was about sending a complimentary copy of their film, "Coronal Events". It shows most of the marked coronal activity recorded at Sacramento Peak Observatory by Howard DeMastus since 1956.
Vainu Bappu, M. K.Solar system
141 Archival description results for Solar system
This was a reply letter to W. Huggings kind letter of Sept.8th saying that it is very encouraging to know that our work here is appreciated by you. Then he wrote about radial motion in Sunspots, suggestion of Huggings in 1885, inclination of spectrum and finally climate conditions of Kodaikanal.
Evershed, JohnThe letter discusses about the diagram on the article on Monthly Notices does not take account of the shift of the lines at the centre of the Sun's disc, but only the relative shifts between centre and limb.
Evershed, JohnThis letter is a reply regarding the sun's entry into Aries from the Director of Kodaikanal and Madras Observatories to Pirojshaw H Daste. He states that the sun does not enter the constellation of Aries on March 21; it is called the sign of Aries on or about the date, and this entry coincides with the spring equinox. The date of entry into the constellation Aries slowly changes.
Daste, Pirojshaw H.This letter was a discussion regarding displacements of the solar lines towards red are distinctly unfavourable to Einsteins theory.
Evershed, JohnThis letter was reply to letter D.O.No.2492 of 26th March 1923 mentioning that nothing very striking to send you in prominences. He sent copy of one of the best plates and 2 disc plates in K light to show rotation.
Evershed, JohnThis letter was an acknowledgement for sending pump and bell jar. Evershed mentioned about getting the beautiful series of plates of the Spectrum of the iron arc in air and the centre of Sun's disk. He has written about reproduction of prominence photos the sample of work done by the Roorkee Coy., is suitable the screen used being very fine.
Evershed, JohnThe letter was regarding the Sun charts prints that are not satisfactory as the negatives are imperfect. Therefore sending of original charts on cloth which are 26 inches in diameter are proposed by Evershed.
Evershed, JohnThe letter was a confirmation of forwading a box containing 15 Sun charts which have been modified with the details of charts structure and required numbers of prints for each charts annually.
Evershed, JohnThis letter was an acknowledgement for the comet plate and dicussing to compare with the existing plates.
Evershed, John