| Reference number | RBO/11/104 |
| Alternative reference number | RBO.11.403 |
| Level | Item |
| Title | Concerning a new colour preparation sent to John 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 |
| Extent | 3 sides |
| Format | Manuscript |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related material | JBO/13/340 |
| Related records in the catalogue | RBO/11/103 |