The London and North Western Railway Four-Cylinder Compound Express Locomotive No 1909, Jubilee 1899/05
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
Model of English Electric "Lightning" aircraft, scale 1:24. English Electric Lightning, 1949-1960. 1949-60
Drawing. Black ink, parts for reducing sculpture copying machine bult by James Watt, 1806-1808. Drawing, parts for reducing sculpture copying machine 1806-1808
Drawing. Sketches and instructions for mounting a diamond on the end of a wire. dated Heathfield Oct 30th. On reverse, 30 Oct 08 / JWatt[?] Senr[?] / Drawing of a Diamd for Nathan. 10" x 8" no watermark. Sketches and instructions for mounting a diamond on the end of a wire 1808
Harpenden pocket stadiometer sent out to Ludlow Boys' School as part of a series of nationwide measurements 1972-3