| Title | Poolplanimeter door G. Coradi |
| Object name | poolplanimeter |
| Inventory number | 2000.0163.GEO |
| Dating | 1875 – 1900 |
| Maker | G. Coradi (producent) |
| Dimensions | 30,0 mm (h) x 220,0 mm (b) x 240,0 mm (d) |
| Material | |
| Place of manufacture | Zürich, Zwitserland, EU |
| Description | Poolplanimeter door G. Coradi, voor oppervlaktebepalingen van percelen en dwars- en lengteprofielen. |
| Documentation | J.Y. Wheatley, "The polar planimeter and its use in engineering calculations...", 1903 Zwitsers patent CH7303, Duits patent DE74288 |