Identity area
Reference code
Add. MS a/204/119
Title
James David Forbes to William Whewell
Date(s)
- 19 Mar. 1857 (Creation)
Level of description
Item
Extent and medium
1 p
Context area
Name of creator
Repository
Archival history
Immediate source of acquisition or transfer
Content and structure area
Scope and content
JDF encloses a letter he received from William Thomson [not present], in which he answers a question JDF put to him regarding 'Faraday's and Tyndall's views of the polarity of Bismuth. For myself I can attach no meaning to the magnetic of space per se' [John Tyndall. On the Existence of a Magnetic Medium in Space, 1855].