Describes an orange tree with curious "horned" fruit; sends specimen. Asks if the horns represent "metamorphoses of some organ into the fruit orange".
Describes an orange tree with curious "horned" fruit; sends specimen. Asks if the horns represent "metamorphoses of some organ into the fruit orange".
Sismondi’s appreciation of CD’s Journal of researches.
Reference to W. Smellie’s Natural history [1791] requested by CD.
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Comments on a proposed request for a government grant to establish a magnetic and meteorological institute.
Drawing attention to his prediction of the storms of 1838 and 1839.
The Physical [?] Committee is meeting the next day to deal with the question of establishing a magnetic and meteorological observatory. JH [Chair of the Physical Committee?] cannot attend the meeting and sends his supportive, but cautioning, comments.