There are approximately 5,000 wallpaper samples, 23 wallpaper pattern books and 5,000 textile samples.

A light blue was painted over the smooth surfaces of a fussy wallpaper pattern; a similarly light blue-green covered the rougher surface where wallpaper had been stripped.

Sufferers can get distracted by wallpaper patterns or bright lights, mistake their reflection for an intruder and see shiny surfaces as wet or icy ones.

Three distinct wallpaper patterns have been discovered on the third floor.