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Plane scale or logaritmic ruler from the wreck of the Dutch East Indiaman Hollandia
Johannes van Keulen (I) (mentioned on object), 1700 - in or before 1743-08-13
Tools and instruments, navigation, plane scale; ruler: oblong, straight, rectangular, flat, one longitudinal edge bevelled, different (logaritmic) scales inscribed on both sides, as well as a maker's mark [initials JVK, Jan van Keulen], small tubes inserted into certain points on the scales.
- Artwork typeschaalstok
- Object numberNG-1979-228-H-2699
- Dimensionslength 36.8 cm x width 3.6 cm x thickness 0.6 cm