| RefNo | RB/1/20/15 |
| Previous numbers | BP 20, pp. 215-20 |
| Level | Item |
| Title | 'Concerning the makeing of Allum's by Mr. Colwall' |
| Date | [1662] |
| Description | Including 'the charge of a worke' - list of how many men required for each type of manufacturing process - which is not in the 'Phil. Trans.' version.\r\nHand: N |
| Language | English |
| Extent | pp. 215-20 (3 leaves) |
| Format | Manuscript |
| AccessStatus | Open |
| RelatedMaterial | 'Phil. Trans.', vol. 12 (1678), pp. 1052-6. See CLP. 9(1)3 |