Identity area
Reference code
Add. MS a/204/26
Title
James David Forbes to William Whewell
Date(s)
- 2 Feb. 1836 (Creation)
Level of description
Item
Extent and medium
2 pp
Context area
Name of creator
Repository
Archival history
Immediate source of acquisition or transfer
Content and structure area
Scope and content
Edinburgh - JDF believes he has decisively discovered the identity of heat with that of light: 'I found that Dark Heat is copiously reflected within rock salt at an angle too great for its emergence'.