| RefNo | AP/9/19/2 |
| Level | Item |
| Title | Unpublished manuscript, 'Observations on an uncommon imperfection of vision, as far as regards colours' by Whitlock Nicholl |
| Date | [1820] |
| Description | First draft of Nicholl's paper in which he attempts to explain the causes of various types of colour blindness, including red and green colour blindness and pink and blue colour blindness, focusing on the transmission of light rays to the retina. The final draft is found at AP/9/19/1.
Subject: Physiology |
| Extent | 9p |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| AccessStatus | Open |
| RelatedRecord | AP/9/19 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA5941 | Nicholl; Whitlock (1786 - 1838) | 1786 - 1838 |