The note contains an observation of the zodiacal light done by A. A Narayana Ayyar from Solar Physics Observatory, Kodaikanal, in 1916. A. A. Narayana Ayyar was the third Assistant at Kodaikanal Solar Physics Observatory. The observations were tabulated under the headings of date, time, stars on the brightest part of the zodiac, and remarks. Comments were recorded from January 23rd to February 2nd, 1916.

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.