This circular was sent to all local government and administrations to compile and send the difference between Greenwich Mean Time and the Civil Time employed in various parts of India and her dependencies to Professor Milne, The Seismological Investigation Committee of the British Association.

This letter was about earthquake records by Milne Seismograph. A register from Alipore observatory from 1st January to 30th June 1903.

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

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

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 informs about the occurance of earthquake on 8th February 1900 at 3 and 3:10a.m.

The letter is about informing the director of the Geological Survey of India about sending of seismographic records taken at Madras Observatory on 23rd May, 1912

This letter is about Simla informing of not having records of Iberian earthquake

This letter is about informing that there has not been any earthquake recorded in or near Madras for many months and states that there cannot have been one strong enough to crack building