| RefNo | MM/4/30 | 
| Level | Item | 
| Title | Extract of a letter from Col William Congreve, Comptroller of the Royal Laboratory, to the Board of Ordnance on Powder Works | 
| Date | 28 May 1801 | 
| Extent | 2 sides | 
| Format | Manuscript | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA8179 | Congreve; Sir; William (1772 - 1828) | 1772 - 1828 |