Robertson 1820 - White line
This is the Robertson 1820 - White line sett — one scale-free proportion (w1g2r18db2r2db18r2g18r2db2r18g2w1), colour order pattern
WGRBRBRGRBRGW. It is recorded as a single variant, below.
First attested 1820.
| Scale | Variant | Earliest | |
|---|---|---|---|
| ×2 | Robertson 1820 - White line ★ | 1820 |  |