Aluminium and birch bark woven seat. Manufacturers Label ALUMINUM FÅTÖLJ No: ARKIVEX II / II MATS THESELIUS 1990 KÄLLEMO AB Designed in 1990. Made in an edition of 50 with woven bark. The total number including version with woven leather seats is 200. Literature;Dan Gordan, “Svenska stolar och deras formgivare 1899‑2013”, Stockholm 2014, s. 304.