Interplanetary medium

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            1 Archival description results for Interplanetary medium

            Letter from Thomas Royds to Mr. Mounder regarding A. A. Narayana Ayyar's observation of the zodiacal lights
            IND-IIA-F006-I01 · Item · 03-02-1916
            Part of Official files related to A. A. Narayana Ayyar

            The letter was about the zodiacal light observation in 1916 done by A. A. Narayana Ayyar from Solar Physics Observatory, Kodaikanal. Thomas Royds sent the letter to Maunder in 1916. A. A Narayana Ayyar was the third assistant of Kodaikanal Observatory during that time.

             Narayana Ayyar, A. A.