| RefNo | AP/56/5/8 |
| Level | Item |
| Title | Unpublished diagram, 'Diagram showing parallax' by John Lucas Tupper |
| Creator | Tupper; John Lucas (c 1824-1879); British artist; Teacher of Geometrical Projection at Rugby School |
| Date | 1874 |
| Description | A diagram in black ink showing a representation of the eyeball with a series of dashed lines radiating across it from a point.
Subject: Optics |
| Extent | 1p |
| Format | Diagram |
| PhysicalDescription | Ink on paper |
| AccessStatus | Open |