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Johnson, Henry (a) in correspondent 
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From:
Charles Robert Darwin
To:
Henry Johnson
Date:
25 Apr [1871?]
Source of text:
Catherine Barnes (dealer) (no date)
Summary:

Condolence on death of HJ’s daughter; "I know from old experience how bitter a loss it is".

Thanks for information about intelligence of dog.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Henry Johnson
Date:
23 Dec 1871
Source of text:
Private collection
Summary:

Is unable to accept invitation to Shrewsbury. Is grateful for offer of assistance at Wroxeter.

The weight of dry earth cast up by worms is 161/10 tons per acre annually.

Contributor:
Darwin Correspondence Project
From:
Henry Johnson
To:
Charles Robert Darwin
Date:
12 Jan [1872?]
Source of text:
DAR 168: 65
Summary:

Sends a map of a field showing the effect of earthworms.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Henry Johnson
Date:
2 May [1872]
Source of text:
Torquay Museum Society (AR470)
Summary:

Thanks for notes on worm-castings. Amount of ammonia surprises CD. David Forbes asserts that published analysis of carbon in vegetable matter valueless. Suspects that worms search for food and do not blindly swallow earth.

Contributor:
Darwin Correspondence Project
From:
Henry Johnson
To:
Charles Robert Darwin
Date:
22 Sept [1879]
Source of text:
DAR 168: 69
Summary:

Requests autograph for a friend.

Has retired to Ludlow because of angina pectoris.

He and his daughter, Mary, were present in the cave near Tenby when George Rolleston found so many antediluvial bones.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Henry Johnson
Date:
24 Sept 1879
Source of text:
Private collection
Summary:

Sends the requested signature,

with sympathy for HHJ’s state of health [see 12236].

Reports that HJ’s experiments on tension of parts are often quoted in German works and periodicals.

Contributor:
Darwin Correspondence Project
From:
Henry Johnson
To:
Charles Robert Darwin
Date:
26 Sept [1879]
Source of text:
DAR 168: 70
Summary:

Thanks CD for his autograph.

Contributor:
Darwin Correspondence Project