| Code | Place | Type | Author | Remark |
| 09-01 | Hoogvliet, Rotterdam | Fer de Vries | ||
| 09-02 | Amsterdam | Mosaic sundial | Fer de Vries | |
| 09-03 | Tzum, Friesland | Spherical sundial | Fer de Vries | |
| 09-04 | Berkel en Rodenrijs | Mosaic sundial | Fer de Vries | |
| 09-05 | Scheemda | Cube and armillary | Fer de Vries | |
| 09-06 | Hardinxveld-Giessendam | Half-open armillary | Fer de Vries | |
| 09-07 | Rotterdam | Vertical sundial | Fer de Vries | |
| 09-08 | Zwijndrecht | Vertical sundial | Fer de Vries | |
| 09-09 | Heesh | Horizontal sundial | Fer de Vries | |
| 09-10 | Groningen | Summer and winter sundial | Fer de Vries | |
| 09-11 | Molenaarsgraaf | Sundial models | Fer de Vries | Jacob Borsje |
| 09-12 | Witmarsum | Sundial on ‘Cupola Church’ | Fer de Vries |