Solar cycle
| Type: | Solar cycle |
| Geometry: | Inner Circular, concentric |
| Notes: | This scale, which is most likely a solar cycle used to determine the day of the week, has not been completed. Only the grid pattern for the scale has been engraved |
Scale located on: Tympan, Womb or Back .
Location(s) detail:
| Xa: | First circle within shadow square. (Xa) |