Scientific Researches! - New Discoveries in Pneumaticks! - or, an Experimental Lecture on the Powers of Air 1802
Set of 7 square brass grain weights and two folded pieces of paper: one of which is inscribed with ‘Alicante’, for the Mark of Alicante from the Castlereagh Collection 1800-1818
Set of 8 brass nested cup weights for the Mark of Alicante from the Castlereagh Collection for Alicante 1800-1818
Leaflet for a work entitled 'Cases of successful practice with Perkin's Patent Metallic Tractors'. 1801