Found:


Model of a Slip Hook for Lifeboats

Petrus van der Loo, 1857, demonstration model, NG-MC-638-B

Model of a Filtering Machine

anonymous, 1800 - 1858, filtering machine, NG-MC-577-1

Two Models of a Chain Stopper

anonymous, after August Elize Tromp, 1833, demonstration model, NG-MC-621

Two Models of Filtering Machines

anonymous, 1800 - 1858, filtering machine, NG-MC-577

Two Models of Floating Beacons

anonymous (possibly), 1845, demonstration model, NG-MC-839

Three Models of Artificial Reefs

anonymous, after Hendrik Aeneae, 1799 - 1800, demonstration model, NG-MC-805

Two Models of a Life-Saving Cart…

Rijkswerf Rotterdam (possibly), after Sidney Smith, 1832, demonstration model, NG-MC-847

Two Models of an Anchor

Rijkswerf Vlissingen, after R.F. Hawkins, 1823, demonstration model, NG-MC-608

Two Models of a 30-Pounder Gun on…

anonymous, after J. Marshall, c. 1828, demonstration model, NG-MC-800

Two Models of Buoys

's Rijks Algemeen Betonningsmagazijn (possibly), 1873, demonstration model, NG-MC-1366