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To Lawrence Ruck   10 January 1881

Summary

Asks whether sheep and cattle grazing on a steep slope move across the slope horizontally or ascend it.

Author:  Charles Robert Darwin
Addressee:  Lawrence Ruck
Date:  10 Jan 1881
Classmark:  M. G. Hamer (private collection)
Letter no:  DCP-LETT-13002

From Lawrence Ruck   12 January [1881]

Summary

Discusses the grazing habits of sheep and cattle on steep hillsides.

Author:  Lawrence Ruck
Addressee:  Charles Robert Darwin
Date:  12 Jan 1881
Classmark:  DAR 176: 224
Letter no:  DCP-LETT-12417

From Lawrence Ruck   [after 29 April 1869?]

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Summary

On the horns of castrated lambs.

Author:  Lawrence Ruck
Addressee:  Charles Robert Darwin
Date:  [after 29 Apr 1869?]
Classmark:  DAR 88: 134–5
Letter no:  DCP-LETT-7409
Document type
letter (3)
Addressee
Correspondent
Darwin, C. R.[X]
Ruck, Lawrence[X]
Date
1869 (1)
1881 (2)
letter