Height-adjustable rotating workshop office chair

Old office or workshop chair from the 60s. In the so-called "bistro" style, curved solid beech backrest. Rotating, with adjustable height. Probably from switzerland (stoll "federdreh") or from baumann france. Good working condition, solid structure, stable base and seat. Marks of use.|height (with seat adjusted to 47 cm from the ground) 82 cm, seat 41 X 43 cm.| delivery throughout france. Professional invoice on request.