Found:


Model of Two Congreve Rockets with…

anonymous, c. 1810 - c. 1840, demonstration model, NG-MC-1029-2

Musketoon

anonymous, anonymous, 1850 - 1880, flintlock weapon, NG-MC-1334-B

Flare

anonymous, 1819, fire plate, NG-MC-1081-B

23-cm Steel Shell

Alderson (possibly), 1867, grenade (ammunition), NG-MC-1292

Model of an 18-cm Gun on a Pivot…

anonymous, anonymous, c. 1868 - c. 1869, gunmodel, NG-MC-1246

Model of an Armed Longboat

Rijkswerf Vlissingen, 1853, ship model, NG-MC-521

Correction Circle

Peter Barlow, 1820 - 1825, measuring instrument, NG-MC-879

Model of Two Congreve Rockets with…

Rijkswerf Rotterdam (attributed to), c. 1818, demonstration model, NG-MC-1026

Model of an Anchor Release

anonymous, c. 1826, demonstration model, NG-MC-634

Model of an Axiometer

Viehoff & Mathiessen, c. 1870 - c. 1877, demonstration model, NG-MC-1327