Set of 2 vintage black 306 Ingram chairs

CASSINA, Beautiful and rare set of 2 INGRAM model 306 chairs, from 1980. In open pore black stained ash wood. IN EXCELLENT CONDITION, given its age. They are 43 years old. Very well kept. Minimal signs, for normal use. Small marks on the corners of the wood and small stains on the seat. For the rest I'm ok. Covering in soft BLUE fabric with black squares in relief in Quadris frame geometry. FOR COLLECTORS AND CONNOisseurs. The INGRAM chair receives the attention of the production program of the “Cassina I Maestri” collection, and was produced from 1979 to 1989. A set of 2 306 Arts & Crafts chairs, the work of the great Scottish master Charles Rennie Mackintosh (painter, designers and architect ), who died prematurely at the age of 60 in 1928