The astronomer, Sir William Herschel made this 48-inch concave metal mirror for his '40-Foot Telescope' at Slough, England. Cast in 1785, the mirror is made of speculum, a bronze alloy with arsenic for a more lustrous finish. Weighing only half a t
Arkwright's drawing frame, commonly known as a lantern frame, c.1780. 'Drawing' was part of the preparatory processes applied to cotton prior to it being spun - Drawing both strengthens and evens the fibres and adds some twist. This machine was proba
Folding joiner's bench, the fore runner of the 'workmate' bench.
Original Remington Arms lock-stitch sewing machine head: the 'Empire' model of 1870. The Empire Sewing Machine Company made this model from about 1860. In 1870, the United States Remington Small Arms Company took over the company but continued to ma
STAR TAC mobile telephone by Motorola, Alencon Link, Basingstoke, Hampshire, 1997.
Excell M2 Pocketphone, cellular mobile phone made by Excell Communications, 1987
The Space Timer was one of the first mass-produced radio-controlled clocks. It is synchronised by time signals transmitted from Frankfurt in Germany and indicates Mid-Euopean time, which is one hour fast of Greenwich. It automaticlly resets itself fo
Second model separate condenser, formerly described as the "original" model. Made by James Watt (1736-1819), 1765. Early Newcomen engines were inefficient as their working cycle entailed continual heating and cooling of the cylinder, which wasted fue
Brooch made of wire from the first Zeppelin brought-down in England, mounted on card by the British Red Cross, presumably for fund-rising purposes, c.1917
Cooke and Wheatstone's earliest (five-needle) telegraph, 1837