Scientific Researches! - New Discoveries in Pneumaticks! - or, an Experimental Lecture on the Powers of Air 1802
Leaflet for a work entitled 'Cases of successful practice with Perkin's Patent Metallic Tractors'. 1801
Drawing. Black ink with dimensions ands titles in red ink. “Eidograph Jany 18th 1809 / Scale half inch to the inch / views of paralel motion” £ views of the wooden frames, trussed with “steel”, fitted up. The upper frame hangs vertically, with “roof” truss to rear, and the lower is horizontal with the truss upward. The support for the drilling instrument is show as “Tube or round bar …”. 21 ¾" x 17 3/8", watermark J WHATMAN / 1805. Drawing, dimensions and titles in red ink. “Eidograph Jany 18th 1809 /.... 1809
Pamphlet, "Description of the use and application of a new patent saccharometer", by William Speer MRIA, 1806. For actual instrument see 1876-1072 Pamphlet, "Description of the use and application of a new patent saccharometer" 1806
Silver medal struck at Soho Mint to commemorate victory at Trafalgar, 1805. Silver medal struck at Soho Mint to commemorate victory at Trafalgar 1805