Bill

Billet of African blackwood with an edge of sapwood which has split off, from Gillanders and Macleod, Forfar, 1977

Billet of African blackwood cut to chanter length, with the ends varnished and drilled out to 6 inches of its length, from Gillanders and Macleod, Forfar, 1977

Bifacial knife of flint with hafting notches, from Lochar Moss, Dumfriesshire, Scotland

Front bicycle wheel fitted with the first pneumatic tyre, made of Arbroath sailcloth and India rubber, invented and made by John Boyd Dunlop, Edinburgh, Scotland, 1888

"Rover" safety bicycle with solid rubber tyres, made by J.K. Starley of Starley & Sons, Coventry, c. 1888

Bicycle wheel, for the Bartlett detachable rubber clincher tyre, patented by William K. Bartlett, 1890

Bicycle petrol engine, single cylinder engine for use with pedal cycle, in a rear wheel fitted with a Firestone tyre, made by Cyclemaster Ltd of London, 1950s

Marsaut bifold burner, designed for gas detection, by J.H. Naylor Ltd of Wigan

Model of the Westland PV.3 Everest, a biplane flown by Lord Clydesdale on the Houston-Everest flight of 3 April 1933, a Private Venture design modified for the flight, scale 1:24

Biplane six-seater airliner of wood and fabric construction, Dragon, built in 1942 by de Havilland in Sydney, Australia

'Boneshaker' velocipede bicycle, early pedal type with front wheel driven by cranks, iron frame and wooden wheels, by Michaux et Cie. of Paris, 1868

Velocipede (also known as a 'boneshaker' bicycle), an early pedal bicycle with an iron frame, wooden wheels with iron rims, straight handlebars which rotate to operate the spoon brake on the rear wheels and triangular metal pedals which drive the font wheel through cranks, possibly Scottish, c. 1870

Rudge ordinary bicycle made about 1884, with a steel tube frame and Penny Farthing wheel arrangement

Itera, all plastic bicycle made in Sweden, c. 1982

'Gentleman's' 51 inch wheel bicycle with frame number 9041, the handlebar replaced and one pedal missing, made in Coventry by the Coventry Machinists Company, c. 1878