S197 R20 Office ChairHEIGHT ADJUSTABLE PRECISION EGON EIERMANN'S S197 R20 Designed by Egon Eiermann in 1949 and manufactured by Wilde+Spieth in Germany, the S197 R20 is a sophisticated height adjustable office and counter chair that delivers the perfect seating position at any table. With its clean, reduced form and premium materials, it is as much a design statement as it is a functional work chair a true Eiermann classic. Available in Beech or Stained Black, with a