Robertson - 1746 (Artefact)
This is the Robertson - 1746 (Artefact) sett — one scale-free proportion (g15r1g1r1g1r18g24r1g1r18g1r1g1r3), colour order pattern
GRGRGRGRGRGRGR. It is recorded as a single variant, below.
First attested ~1745.
| Scale | Variant | Earliest | |
|---|---|---|---|
| ×2 | Robertson - 1746 (Artefact) ★ | ~1745 |  |