Search: Herschel, John in correspondent 
[Stewart], Duncan in correspondent 
letter in document-type 
Sorted by:

Showing 13 of 3 items

From:
Sir John Herschel
To:
Duncan [Stewart]
Date:
[31 October 1869]
Source of text:
TxU:H/L-0142; Reel 1054
Summary:

Explains cause of DS's double vision. Suggests corrective lenses [diagrams].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Duncan [Stewart]
Date:
[8 April 1870]
Source of text:
TxU:H/L-0143; Reel 1054
Summary:

Comments on ability of eye to adapt to prismatic glass in corrective spectacles for double vision [see JH's 1869-10-31]. Heard of bad health of DS and John [Stewart]. JH is fighting bronchitis.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Duncan [Stewart]
Date:
[23 April 1870]
Source of text:
TxU:H/L-0144; Reel 1054
Summary:

No permanent optical solution to DS's double vision. Remarks on description by DS's son of cavalry duty in Ireland and Canada.

Contributor:
John Herschel Project
Document type
Transcription available