| RefNo | AP/31/5/2 |
| Level | Item |
| Title | Unpublished figure, quadrature of the circle by Ange di Corone |
| Creator | di Corone; Ange (fl 1849) |
| Date | 24 June 1849 |
| Description | A figure illustrating di Corone's method of squaring the circle, with vertices labelled to correspond with the method in the text of the accompanying letter.
Subject: Mathematics / Geometry |
| Extent | 1p |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| AccessStatus | Open |