Search in Rijksstudio
Salinometer
A.P. How, 1850 - 1865
Log Timer
Rasmus Dekker, c. 1795 - c. 1812
Decimal Scale
D. van den Bosch, 1821
Polarising Filter
John Benjamin Dancer, c. 1880
Artificial Horizon
anonymous, anonymous, anonymous, c. 1830 - c. 1865
Decimal Scale
D. van den Bosch, 1821
Vacuum Gauge
Eugène Bourdon, c. 1860
Graadboogje
anonymous, 1850 - 1900
Metronome
Christiaan Welmeer, 1803