Model of Two Congreve Rockets with…

anonymous, c. 1810 - c. 1840, scale model, NG-MC-1029-1

Model of a Ventilator

anonymous, 1800 - 1850, demonstration model, NG-MC-568

Model of a Paddle Wheel

Rijkswerf Rotterdam, 1834, demonstration model, NG-MC-538

Model of screw-propeller lifting…

H. Huijgens, 1853 - 1856, demonstration model, NG-MC-562

On display in room 0.13

Model of a 30-Pounder Gun on Deck

anonymous, c. 1828, demonstration model, NG-MC-800-1

Model of a Gun Carriage

Rijkswerf Amsterdam, 1854, demonstration model, NG-MC-754

Model of Diagonal Framing

anonymous, anonymous, c. 1822, instruction model, NG-MC-114-A

Two Samples of Telegraph Cable for…

Matthew Fontaine Maury (possibly), c. 1866, sample, NG-MC-1191