This letter is about sending a copy of the record of the seismic disturbances obtained from the seisomograph in use at the Alipore Observatory for the half year from 1st July to 31st December 1911 together with photo copies.

This letter is about sending of a copy of the recording of the Seismic disturbances obtained from the Seismograph in use at the Alipore Observatory for the half year from 1st January to 30th June 1906 together with photocopies of the traces for dates in June

This letter was with reference to the change system of minimum and maximum temperature at Madras Observatory.

The letter is about sending a copy of the seismic disturbances obtained at Alipore observatory

This letter is about information of sending a copy of the seismic disturbances obtained at Alipore observatory

This letter is from Gilbert T. Walker to John Evershed about seismic records for changing the mistake in Seismic records in printed forms and in the Monthly Weather Reviews.

The letter informs about the handing over the reports of different observers in Northern India with regard to the earthquake of the 4th of April

This letter was about sending a copy of the "Preliminary note on Srimangal earthquake of 8th July 1918".

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.

The letter specially mentions the report of Burma earthquake of 23rd May, 1912 that was missed in the consolidated earthquake report