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This letter was about the request by Judge on the information of magnetic variation in the years 1877-1878 and also what it is now in Madura district.

This letter was about the reply to the Judge's request on magnetic variation in Madura. C. M. Smith aware there are no observations of the magnetic variation in Madura for the years 1877-78 and suggesting to consult the Survey of India, Dehradun.