Powder box made of urea formaldehyde, c 1930.

Powder box made of urea formaldehyde, c 1930.

A steam locomotive with a open topped carriage full of people,A1969.70/Box 5/Neg 1251/30

Reflecting telescope, by James Watson, 19th century.

Progress' toy gyroscope, 1950s.

A balloon in a rural landscape, with river and horsemen, late 18th century.

Ballooning scene, late 18th century.

Ballooning scene, c 1785.

A balloon at Fleurus, 1794.

Circumferentor, 1771-1781.

Cylindrical form of Napier's bones, c 1700.

Decorative box of imitation ebony in urea formaldehyde. France, c.1939.