From:
Edward Sabine
To:
Sir John Herschel
Date:
[2 July 1839]
Source of text:
RS:HS 15.44
Summary:
Suggests JH include in his report a discussion of the 'dividing line of the positive and magnetic fluids' and 'separating line between the northern and southern intensities.' Presents C. F. Gauss's ideas on this topic. Suggests a trip plan for James Ross in order to obtain absolute measures of magnetic intensity on the globe.
Contributor:
John Herschel Project