Observational techniques

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          Observational techniques

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            Letter to Thomas Royds instructing the observers to master the instructions and commence to send telegrams according to a new method A forwarded copy of a letter to the Director requesting to communicate the date for photographic plates
            IND-IIA-F226-I19 · Item · 16-12-1913
            Part of Correspondence related to annual reports of scientific works at Kodaikanal

            This letter was sent to T Royds instructing the observers to master the instructions and commence to send telegrams according to new method

             Royds, Thomas