IND-IIA-F003-I24
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Item
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04-03-1912
Part of Observation notes on earthquake records by Milne Seismograph
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.
Field, J. H.