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Psychrometer
H. Geissler, 1846, NG-MC-865
Hydrometer Float in a Case
Burnett (possibly), c. 1800 - c. 1858, hydrometer, NG-MC-868
Barometer, gecombineerd met…
A. Bazerga, 1785 - 1800, furniture, BK-15517
Salinometer
A.P. How, 1850 - 1865, measuring instrument, NG-MC-1060
Hydrometer
Burnett (possibly), c. 1800 - c. 1858, hydrometer, NG-MC-869
Hydrometer
Kyan (possibly), c. 1800 - c. 1858, hydrometer, NG-MC-870-2