Lot of 24 school chairs Marko Kwartet dark wood and steel 70s Netherlands

Set of 24 vintage marko kwartet stackable school chairs, from the 70s, origin netherlands. Vintage chairs with a gray tubular steel structure and dark wood seat/back. Very good general condition, some traces of use. Stable structure and complete screws. Ideal for an individual: kitchen, office, bedroom, dining room, with table or stool... And professional: waiting room, coworking room, meeting room, bar, restaurant, café, bistro, bistro, third places... Seat height: 46cm.