| RefNo | AP/34/10/7 |
| Level | Item |
| Title | Unpublished figures, alpha and beta prisms by William Bird Herapath |
| Creator | Herapath; William Bird (1820-1868); English surgeon; chemist |
| Date | 19 January 1854 |
| Description | Two figures in black ink, labelled figure 11 (repeated) and figure 12, showing circles with angles labelled on them, illustrating the points at which the prisms allow the most light through as they rotate through 360 degrees.
Subject: Chemistry / Optics |
| Extent | 1p |
| Format | Drawing |
| PhysicalDescription | Ink on paper |
| AccessStatus | Open |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA7695 | Herapath; William Bird (1820 - 1868); surgeon | 1820 - 1868 |