- Ingrain wallpaper
Ingrain wallpaper (also called wood-chip wallpaper) is a type of
wallpaper . It consists of two layers ofpaper withwood fibre in between; different kinds of ingrain wallpaper are distinguished by the size and form of the fibre pieces.Ingrain wallpaper was invented by German pharmacist
Hugo Erfurt in 1864; marketed by the company his grandfather founded, it was first used as a decoration for shop windows, but began seeing use as a wallpaper from the 1920s on as well.External links
* [http://www.erfurt.com/ Erfurt.com - website of Erfurt & Sohn KG]
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