Lectern sundial of grey sandstone with thirteen dials on five faces, and 1781, perhaps added later, showing the time at Jerusalem, Peking and elsewhere, from Cantray, Croy, 17th century

Stone sundial of lecturn type with a twisted ornamental shaft, from Woodhouselee, Midlothian, formerly at Wrychtis House, Edinburgh, 17th century

Equinoctial or polar sundial of slate from Wigtownshire, fashioned by John Bonar, schoolmaster in Ayr, dated 22 September 1632

Horizontal pedestal sundial made by Richard Melville in Glasgow, 1845, set to give local time in Glasgow and the corresponding time in New York, Alexandria, Malabar and New Zealand

Signed scientific instrument made in Scotland, a double sided calculating instrument incorporating double horizontal dial and Circles of Proportion for setting out sundials, by Robert Davenport, Edinburgh, c. 1650

Horizontal sundial made by Joseph Williamson, Aberdeen, 1728

Horizontal sundial, marked 'Lamlash Lighthouse', by Adie and Son, Edinburgh

Octagonal brass pedestal sundial made by Jacobus Clark of Edinburgh, c. 1680

Brass double horizontal sundial by Henry Sutton, London, 1660, an early example of a Scottish client commissioning a London-made sundial for his property north of the border