Equal hours
| Type: | Equal hours |
| Geometry: | Angle |
| Unit of measurement: | Times of day |
Scale located on: Tympan, Womb or Back .
Location(s) detail:
| 3: | Lower left quadrant of outer circular on back of instrument. (3) |
| Type: | Equal hours |
| Geometry: | Angle |
| Unit of measurement: | Times of day |
| 3: | Lower left quadrant of outer circular on back of instrument. (3) |