Showing 3 results

This fond contains official letters, photographs, and administrative files related to P. R. Chidambara Ayer during the years 1919-1932.

This fond contains letters, several photographs, and observations related to A. A Narayana Ayer during the year 1913-1920.

This fond was about pendulum clock used at the Madras Observatory manufactured sometimes in 1786. The clock is now in Kodaikanal Solar Observatory and still in working condition.