Vintage Quebec 69 post modern Spider armchair by Les Amisca / Creations Gibo aka Group Gibo / Amisco Industries. The Quebec 69 Spider Chair was designed in the 1980s by the Canadian postmodern design group Les Amisca. The chair is made of black tubular steel and has a round seat and black vinyl. Circa 1993. Dimensions: 26" w x 40" d x 27" h; seat 16.5"