▁ill usion ▁of ▁an ▁overall ▁fl atten ing ▁of ▁the ▁picture ▁plain — a ▁dev ise ▁used ▁by ▁C é z anne , ▁from ▁which ▁all ▁of ▁the ▁Cub ists ▁drew ▁insp iration . ▁C é z anne ' s ▁reduction ▁of ▁the ▁visible ▁world ▁into ▁fundamental ▁shapes ▁( con e , ▁cube , ▁sphere ), ▁the ▁fac et ed ▁reconst ruction ▁of ▁nature ▁through ▁purely ▁painter ly ▁forms , ▁the ▁f ract ure ▁and ▁fl atten ing ▁of ▁space , ▁are ▁all ▁present ▁in ▁Met z inger ' s ▁picture . ▁However , ▁where ▁the ▁dialect ic ▁nature ▁of ▁C é z anne ' s ▁work ▁had ▁been ▁greatly ▁influ ential ▁during ▁the ▁highly ▁expression istic ▁phase ▁of ▁proto - C ub ism , ▁between ▁ 1 9 0 8 ▁and ▁ 1 9 1 0 , ▁the ▁work ▁of ▁Georges ▁Se ur at , ▁with ▁its ▁fl atter , ▁more ▁linear ▁structures , ▁would ▁capture ▁the ▁attention ▁of ▁Met z inger ▁from ▁early ▁ 1 9 1 1 . ▁ ▁" With ▁the ▁advent ▁of ▁mon och rom atic ▁Cub ism ▁in ▁ 1 9 1 0 - 1 9 1 1 ," ▁writes ▁art ▁historian ▁Robert ▁Herbert , ▁" questions ▁of ▁form ▁disp la ced ▁color ▁in ▁the ▁artists ' ▁attention , ▁and ▁for ▁these ▁Se ur at ▁was ▁more ▁relevant . ▁Thanks ▁to ▁several ▁exhib itions , ▁his ▁paint ings ▁and ▁draw ings ▁were ▁easily ▁seen ▁in ▁Paris , ▁and ▁reprodu ctions ▁of ▁his ▁major ▁compos itions ▁circul ated