▁B urr ▁Miller ▁studio ▁in ▁Manh attan . ▁He ▁worked ▁from ▁ 1 9 6 9 ▁with ▁master ▁printer ▁B urr ▁Miller ▁and ▁then ▁with ▁Steve ▁and ▁Terry , ▁his ▁sons . ▁ ▁In ▁ 1 9 8 0 ▁K ip n iss ▁began ▁to ▁draw ▁on ▁al umin um ▁to ▁make ▁all ▁of ▁his ▁l ith ograph s , ▁and ▁by ▁ 1 9 8 6 ▁he ▁was ▁ach ieving ▁an ▁increased ▁subt le ty ▁in ▁the ▁use ▁of ▁color ▁with ▁a ▁light ▁p alette ▁including ▁" gre ens , ▁bl ues , ▁p inks , ▁brow ns , ▁and ▁gray s ," ▁as ▁a ▁critic ▁noted ▁that ▁year . ▁He ▁added : ▁" K ip n iss ▁enh ances ▁the ▁remarkable ▁pur ity ▁and ▁eleg ance ▁of ▁line ▁in ▁these ▁l ith ograph s ▁by ▁his ▁rest rained ▁use ▁of ▁color . ▁The ▁del icate ▁h ues ▁of ▁his ▁prints ▁are ▁of ▁such ▁extraordinary ▁subt le ty ▁that ▁it ▁is ▁only ▁on ▁careful ▁exam ination ▁that ▁the ▁vie wer ▁can ▁recognize ▁how ▁complex ▁they ▁are , ▁requiring ▁as ▁many ▁as ▁eight ▁different ▁pl ates ▁to ▁produce ▁a ▁single ▁print ." ▁In ▁ 1 9 9 0 ▁K ip n iss ' s ▁concern ▁with ▁dens ely ▁drawn ▁fine ▁t ones ▁led ▁to ▁increased ▁difficulties ▁in ▁printing , ▁and ▁he ▁gave ▁up ▁the ▁medium . ▁ ▁K ip n iss ▁used ▁six ▁pl ates , ▁with ▁black , ▁red , ▁yellow , ▁blue , ▁green , ▁or ▁orange , ▁for ▁success ive