| Reference number | AP/14/1 |
| Level | File |
| Title | Unpublished extract and letter, 'A problem to trisect the arc of a circle, the solution of which, has, (it is presumed), been hitherto unknown' by W [William] Barnes |
| Date | [1830] |
| Description | Printed paper in which Barnes illustrates his method of trisecting the arc of a circle, including a demonstration example. Preceded by a covering letter for AP/14/1-3 from Barnes to the Secretary of the Royal Society.
Subject: Mathematics |
| Extent | 4p |
| Format | Manuscript |
| Physical description | Ink on paper; typescript on paper |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related records in the catalogue | AP/14/1/1 |
| AP/14/1/2 |