From:
François N. M. Moigno
To:
Sir John Herschel
Date:
[7 September 1863]
Source of text:
RS:HS 12.356
Summary:
Will come and visit him on Friday afternoon.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Will come and visit him on Friday afternoon.
Writes to FM to show several ways in which a series of prisms may be used in a spectroscope to have the light exiting in the same line as it entered the spectroscope. [Appends 4 pages of diagrams.]