| RefNo | PT/9/10/4 |
| Level | Item |
| Title | Plate, nine figures of concentric rings and fringes by unknown artist |
| Date | 6 October 1812 |
| Description | Plate IX showing figures 7-15 which depict concentric colour rings and the fringes of light and shadow surrounding these rings.
Subject: Physics
Written by Knox in Belfast. Communicated by Thomas Young. Read 6 April 1815. |
| Extent | 1p |
| Format | Drawing |
| PhysicalDescription | Ink and graphite drawing on paper |
| AccessStatus | Open |
| RelatedMaterial | DOI: 10.1098/rspl.1815.0010 |
| DOI: 10.1098/rstl.1815.0011 |
| RelatedRecord | PT/9/10 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA7947 | Young; Thomas (1773 - 1829); physician, physicist and Egyptologist | 1773 - 1829 |