The album contains photographs related to the professional and personal life of John Evershed, particularly in India, Australia, and England, from 1909 to 1953. The album shows different events such as John Evershed using a spectroheliograph at Kodaikanal, camp life in India, Evershed with his wife at Kashmir, a group photo including Evershed, Thomas Royds, and the Kodaikanal Observatory staff, the visit of Evershed for his research at Srinagar, Kashmir, and Wallal, a photo of Evershed and his signature. At the album's end, the photo of his old age at Highbroom and Heath cottage with his pet dog- Brock, has also been archived.

This letter discusses about Bakerian lecture with reference to stationary H and K lines of stars.

The letter discusses on the H and K wave-lengths and discusses the recent results that confirm the earlier results, exactly in the case of H and with a difference of 001 with K.