From:
Richard Anthony Proctor
To:
Sir John Herschel
Date:
[9 August 1869]
Source of text:
RS:HS 14.113
Summary:
Elaborates on his hypothesis that all forms of nebulae are part of the Milky Way and on his 'twisted-stream theory' of the Milky Way's structure. Favors view that dark matter is relatively common in space and that it extinguishes light from distant objects. Proposes method of measuring stellar diameters.
Contributor:
John Herschel Project