Pictures of some of the Science Museum's items in storage... (http://news.bbc.co.uk/2/shared/spl/hi/picture_gallery/07/in_pictures_technology0s_hidden_past/html/1.stm)
That's one hell of a cupbaord full if nick nacks !
...if you want a spare Polaris missile (traininng purposes only!), or an old airliner, or an analogue computer, or a collection of bits of concrete... ;)