Unusual Bed Design

Iron beds appear in the 18th century; the advertisements recommend them as free from the insects which sometimes infested wooden bedsteads. Elsewhere, there was also the closed bed with sliding or folding shutters, and in England - where beds were commonly quite simple in form - the four poster was the usual citizen's bed until the middle of the 19th century.
Bed sizes
Bed sizes vary considerably around the world, with most countries having their own standards and terminology.