Search: Tyndall, John in author 
1860-1869::1868::12 in date 
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Herschel3427

From:
John Tyndall
To:
Sir John Herschel
Date:
3 December [1868]
Source of text:
RS:HS 17.412 (C: RI 555)
Summary:

Continues experiments with carbonic acid and electric light [see JT's 1868-11-30], suggesting possible cause of blue cloud color and eventual whitening of light.

Contributor:
John Herschel Project

Herschel3428

From:
John Tyndall
To:
Sir John Herschel
Date:
12 December [1868]
Source of text:
RS:HS 17.413 (C: RI 556)
Summary:

Asks JH to review paper on blue color of sky, polarization of skylight, and polarization of light by cloudy matter.

Contributor:
John Herschel Project

Herschel3536

From:
John Tyndall
To:
Sir John Herschel
Date:
[1 December 1868]
Source of text:
RS:HS 17.405a (C: RI 551-2)
Summary:

Continues experiments with carbonic acid and electric light [see JT's 1868-11-30], hoping to 'explode' idea that atmosphere's polarization is due to reflection by air particles.

Contributor:
John Herschel Project
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