| Reference number | LBO/3/86 |
| Alternative reference number | LBO/3/179 |
| Level | File |
| Title | Copy of a letter from John Wallis, London, to Francis Slusius |
| Date | 10 September 1669 |
| Description | Concerning the occasion of Dr Wren's invention of the Heperbolical Cylindroid, and his conference about it withy Doctor Wallis
Includes two small ink diagrams in the margin
This letter mentioned in the previous one [LBO/3/85] |
| Language | Latin |
| Extent | 4p |
| Access status | Open |
| Related material | LBO/3/85; |