| RefNo | RBO/11/103 |
| AltRefNo | RBO.11.402 |
| Level | Item |
| Title | 'Extract of a letter from Caspar Neumann to Dr Woodward' |
| Date | 1724 |
| Description | Concerns a preparation of a dye made from alum and sal alkali which is comparable to the colour of the flower Gentianella and might be used by painters as a substitute for ultramarine - first created by Mr Frisch who lives in Berlin
Read to the Royal Society on "9 January 1723" [actually 1724] |
| Language | Latin |
| English |
| Extent | 2 sides |
| Format | Manuscript |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedMaterial | JBO/13/340 |
| RelatedRecord | RBO/11/104 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA6151 | Neumann; Caspar (1683 - 1737) | 1683 - 1737 |
| NA6100 | Woodward; John (1665 - 1728); physician, natural historian, and antiquary | 1665 - 1728 |