Gregorian reflecting telescope, 1734-50.

Shuckburgh equatorial refracting telescope, 1791.

Items relating to Christian Huygens' aerial telescope, late 17th century.

Equatorially mounted refracting telescope with dome, 1914.

Large map of the Moon, by Wilhelm Lohrmann, 1878.

Telescopes of Galileo and Newton, 17th century.

Philo's thermoscope, c 250 BC.

Jayne Fincher and her new toy elephant, 1 December 1959.

Newton's first reflecting telescope, 1668.

Newton's first reflecting telescope, 1668.

William Herschel's 40 foot telescope at Slough, Berkshire, 1795.

Newtonian reflecting telescope, 1783-85.