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From John Lubbock   25 March 1867

Summary

Discusses the practice of exogamy; asks if any animals have an instinctive repugnance to inbreeding.

Author:  John Lubbock, 4th baronet and 1st Baron Avebury
Addressee:  Charles Robert Darwin
Date:  25 Mar 1867
Classmark:  DAR 170: 56
Letter no:  DCP-LETT-5459

To John Lubbock   26 March [1867]

Summary

Close inbreeding and factors acting against it.

Author:  Charles Robert Darwin
Addressee:  John Lubbock, 4th baronet and 1st Baron Avebury
Date:  26 Mar [1867]
Classmark:  DAR 263: 65 (EH 88206509)
Letter no:  DCP-LETT-5463

From John Lubbock   29 March 1867

Summary

Thanks CD for information.

Author:  John Lubbock, 4th baronet and 1st Baron Avebury
Addressee:  Charles Robert Darwin
Date:  29 Mar 1867
Classmark:  DAR 170: 57
Letter no:  DCP-LETT-5472
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