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Expresses JH's regret at not having been able to come to MF's experimental demonstration.
Writes a letter of introduction for a friend [Dr. Robinson] of a friend to MF. Comments favorably on MF's electromagnetic research.
Indicates the best way for the glass subcommittee [of the R.S.L.] to deal with the results of glass experiments at the Royal Institution [see MF's 1827-11-3].
Informs MF that JH has been called to serve on a grand jury and so may have to miss some glass subcommittee meetings. [This note enclosed the letter written by JH on 1827-11-6.]
Describes the tests JH made on a small glass prism of not very high quality, which JH has left at the Royal Institution.
Sends MF some older samples of imperfect glass. Talks about the way in which different kinds of glass should be layered in lenses.
Sends a note with a letter from W. H. Wollaston to JH, dealing with glass making experiments.
Chemical constitution of meteorites. JH suspects lead-iron alloy. Believes this has not been proposed before. Send specimen for JH's analysis.
Rearranges a meeting of [the R. S. L.'s Glass Committee] to take place at the Pellat and Green's Glass House in Holland St.
Comments on the intent of remarks appended to a paper of MF's.
Suggests change in composition of a pot to be made by [Apsley] Pellatt for an experiment.
Discusses dispersive power of enclosed prism.
Hopes to meet JH in London, and to finish building for R.S.L. soon. Discusses various prisms for experiments. Mentions 'neat' process for drawing uranium from iron.
Maintains opinion that would be improper to append remarks from JH's note to MF's paper.