Freeman Bibliographical Database
| Identifier: | F1833 |
| Date: | 1844 |
| Concise reference: | Darwin, C. R. 1844. [Extracts from letters on guanacos]. In William Walton. The alpaca: Its naturalization in the British Isles considered as a national benefit, and as an object of immediate utility. Edinburgh and London: William Blackwood and sons, pp. 43-4, 50-51. |