and the Atmos series of clocks built between 1929 and 1939, run exclusively on the expansion and contraction of a volume of air (Beverly) or ethyl chloride (Atmos) over the day to wind up the ...

Faye Rason's favourite clock in the Lanhydrock collection is the French eight-day striking clock - it is one of 20 she has to wind back when British Summer Time ends When British Summer Time (BST ...