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The item is a copy of letter from M. R. Ry., I. Purushothama Naidu, Tahsildar of Udmalpet, to the Divisional Officer, Pollachi, dated 28th December 1908 D.Dis. No. 3315/Rev. of 08

List of disturbances recorded by the Milnes Seismograph at Colaba, Bombay on July to December 1915 where apparatus sued wad Milnes Horizontal Pendilum (E-W)