| Collection | George III Calendar |
| Reference | GEO/MAIN/271 |
| Record Type | Correspondence |
| Title | "Copie de la lettre écrite par M. le Duc de Choiseul aux Chambres du Commerce du Royaume" |
| Date | [?November 1764] |
| Writer | Étienne François, duc de Choiseul |
| Addressee | Chambres de Commerce du Royaume de France |
| Description | On the invention by Pierre-Isaac Poissonnier of a machine to desalinate seawater as trialled on the vessel the 'Brilliant' |
| Language | French |
| Extent | 1 document (1 page) |
| Physical Description | Loose manuscript paper; mounted |
| Access Conditions | Available in surrogate form only |
| Document Image | 
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| Level | Item |
| Credit | All rights reserved |