| Collection | George III Calendar |
| Reference | GEO/MAIN/2139 |
| Record Type | Correspondence |
| Title | Letter from Sir Stanier Porten to John Robinson |
| Date | 15 September 1775 |
| Writer | Robinson, John |
| Addressee | Porten, Stanier, Sir |
| Place Of Writing | St James's |
| Language | English |
| Extent | 1 document (4 pages) |
| Physical Description | Loose manuscript paper; mounted |
| Access Conditions | Available in surrogate form only |
| Document Image | 
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| Level | Item |