This 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.
Sans titreMadras (India)
19 Description archivistique résultats pour Madras (India)
The 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.
Sans titreThis letter was a discussion regarding displacements of the solar lines towards red are distinctly unfavourable to Einsteins theory.
Sans titreThis letter was with reference to the telegram where mean areas giving better gauge of prominence activity than mean extent are discussed. It also encloses a table of mean areas from 1890 to 1921.
Sans titreThis letter was sent to John Evershed from the Director General of Observatories, attaching the sunshine records for Srinagar.
Sans titreThe letter is from Astronomer Royal, Royal Observatory, Greenwich, London, to The Director, Kodaikanal Observatory, Madras, India, requesting to send solar photographs of the mentioned dates as the photographs taken from there are deficient.
Sans titreThe 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.
Sans titreThis Letter is from Astronomer Royal to the Director regarding sun photographs for 1911 May 19 and 20
Sans titreThis letter was about the Sun negatives being sent through mail except for the day on 26th June, which was cloudy.
Sans titreThis letter was sent to the Astronomer Royal from John Evershed about the dispatch of the solar photographs and the double exposure plates for orientation in two separate parcels. Also mentioned the date and time of each photograph sent to him.
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