From:
Jacques Babinet
To:
Sir John Herschel
Date:
[25 August 1832]
Source of text:
RS:HS 3.1
Summary:
Introduces Mr. A. Perrey. Remarks on tourmaline. Astronomical matters.
Contributor:
John Herschel Project
Introduces Mr. A. Perrey. Remarks on tourmaline. Astronomical matters.
Introducing A. T. D'Abbadie, one of his scientific friends.
Presenting A. T. D'Abbadie, who has made a voyage to Brazil. Remarks on JH's calorimeter.
On a static measure for gravity.
Describes procedures, apparatus, and calculations for determining the static gravity of the earth. Thanks JH for some of his writings, and comments that JH, like Newton, has discovered the mind of the Creator and passed this on to humanity.
Regarding the gravimetric balance.
Regarding the work of Emmanuel Liais (astronomer).