RECORD: Darwin, C. R. [1881]. annotated woodcut proofs for Earthworms, figs. 4-7. CUL-DAR65.99-101. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed and edited by John van Wyhe 7.2025. RN1

NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volumes CUL-DAR63, CUL-DAR64 and CUL-DAR65 contain a diverse array of materials for Darwin's research on earthworms.


99

Fig. 4.

This grass ridiculous to be done in conventional manner—

Such dark shades for mould

Mould

Obligue shading undistrubed subsoil 1/20

Undefined

Section at Maer.

See back

Three kinds of fragment —white smooth pebbles — fragment of marl — & block very irregular coal-cinders

99v

Description

Section reduced to ½ natural scale in field at Maer Hall

A. Turf ½ inch

B. fine vegetable mould 2 ½ inches

C. mould with fragments (describe) 1 ½

100

Fig. 5. Leith Hill

(This grass too untidy & too dark)

AA. Level of field

Scale ½ inch to the foot.

See fig. 6. about the kind of shading

Trial of grass and shading to see how you like it.

Stone

This is merely to show kind of shading

101

Fig. 7

Conventional grass

Mould Humus dark shading

Mould

Humus

9 inch

Mould

Humus

Earth with stones

13 inches

 

Trench here represented too narrow & not deep enough

Mould

Humus

14 inches thick

Mould Humus dark shading

Tessellated pavement Pavement concrete

Earth nature unknown

 

Mould Humus

Mortar

Humus mould

Undisturbed argillaceous sand

Buried wall of room

 

Undisturbed argillaceous sand (oblique shading)

 

Mention bed argillaceous sand

(1/20 of inch natural scale to one foot/inch)

(Buried remains of a Roman house discovered near Abinger Hall.)


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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 28 July, 2025