Search: letter in document-type 
1860-1869::1864 in date 
Tyndall, John in author 
Herschel, John in addressee 
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Showing 18 of 8 items

From:
John Tyndall
To:
John Frederick William Herschel
Date:
17th Sep. 1864.
Source of text:
HS 394a; MS JT/1/TYP/2/528, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[17 September 1864]
Source of text:
RS:HS 17.394a (C: RI 528)
Summary:

Regrets 'stupidity' of Italian post office, which lost note sent to JH suggesting reprinting of passage from Treatise Astr. of 1833 on operations of sun in second edition of JT's book. Also wants to publish JT's 'extremely philosophical views' on muscle contraction.

Contributor:
John Herschel Project
From:
John Tyndall
To:
John Herschel
Date:
14th Nov. 1864
Source of text:
HS 395; MS JT/1/TYP/2/531, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[14 November 1864]
Source of text:
RS:HS 17.395 (C: RI 531)
Summary:

Is not 'at liberty' to speak of experiments on change of refrangibility of 'extra-red' rays. Discusses other experiments on extra-red regions, having used various prisms but not obtaining JH's results.

Contributor:
John Herschel Project
From:
John Tyndall
To:
John Herschel
Date:
17th Nov. 1864
Source of text:
HS 397, RS; RI
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[17 November 1864]
Source of text:
RS:HS 17.397 (C: RI 533)
Summary:

JT does not have 'luxury' of using sunshine; uses electric light. Perhaps this adds to inability to obtain heat spots [see JH's 1864-11-16].

Contributor:
John Herschel Project
From:
John Tyndall
To:
John Herschel
Date:
18th Nov. 1864
Source of text:
HS 398a, RS
Summary:

No summary available.

Contributor:
Tyndall Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[18 November 1864]
Source of text:
RS:HS 17.398a (C: RI 534)
Summary:

Asks JH to be a shareholder in venture to publish new weekly scientific journal.

Contributor:
John Herschel Project