| Repository | Jesuits in Britain Archives |
| Ref No | ABSI/PC/3/1/111 |
| Title | Rough sketches with calculations on other side |
| Date | [Late 19th century] |
| Level | Item |
| Physical Description | 180mmx110mm, pencil on paper |
| Format | Drawing |
| AccessConditions | The papers are available subject to the usual conditions of access to archive material in the Jesuits in Britain Archives. |