Regarding his own publication on hydrography and welcoming any suggestion from JH on various points.
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Regarding his own publication on hydrography and welcoming any suggestion from JH on various points.
Is pleased to hear that his paper is of some use. Various queries regarding the work in question.
Is sending a sketch of methods to make a scale to meet increasing pressure at depths. Perhaps JH could suggest a suitable instrument.
Thanks for his suggestions and gives a possible modification.
Is going to get one of the instruments that JH suggested manufactured. Would he therefore send the dimensions of the instrument.
Further queries about the manufacture of the sympiesometer. Will be moving to Shirehampton in a few days time.
Thanks for his suggestions on the instrument, which E. A. L. Negretti is working on. Gives some more details of the instrument.
Francis Beaufort thinks that FB's essay in the Admiralty Manual should include a few lines on the height of the waves of the ocean. FB has asked Beaufort to write these lines.