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Model of a Floating Beacon
anonymous (possibly), 1845, demonstration model, NG-MC-839-1
On display in room 0.13
Model of a Floating Beacon
Rijkswerf Rotterdam (possibly), 1845, demonstration model, NG-MC-839-2
Gun Sight
anonymous, c. 1860 - c. 1870, demonstration model, NG-MC-1889-26
Tangent Sight
anonymous, 1845 - 1865, demonstration model, NG-MC-1889-24-B
Tangent Sight
anonymous, c. 1845 - c. 1858, demonstration model, NG-MC-703
Tangent Sight
anonymous, 1845 - 1865, demonstration model, NG-MC-1889-30
Gun Sight
anonymous, c. 1860 - c. 1870, demonstration model, NG-MC-1889-28