Replying to JH's letter of 24 Jan. 1871. Thanking him for his suggestions. Has not seen JH's Cape Observations. Has seen report of R. W. Bunsen's experiments. Comments on these experiments.
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Replying to JH's letter of 24 Jan. 1871. Thanking him for his suggestions. Has not seen JH's Cape Observations. Has seen report of R. W. Bunsen's experiments. Comments on these experiments.
Has notified J. C. Poggendorf of JH's notes on calorimeters. Discussion of Michael Faraday's indebtedness to JH's Prelim. Discourse.
Has received a letter from J. C. Poggendorf. Further reports on his experiments with gas.
Encloses notice which J. C. Poggendorf has published regarding JH. Details of further modifications in his experimental apparatus.
Thanking him for his paper on heat developed in combination of acids and bases. Commenting on the various makes of calorimeters.
Regarding patents, and quoting the results of experiments by foreigners without acknowledging the sources.
Thanks TA for information on ice calorimetric work.
Thanks TA for further information [see JH's 1871-2-22] on TA's work on ice calorimeter.