▁to ▁before ▁ 1 9 6 5 . ▁ ▁The ▁scale , ▁form , ▁and ▁name ▁of ▁this ▁sculpt ure ▁inv ite ▁on look ers ▁to ▁explore ▁by ▁craw ling ▁through ▁its ▁tunnel ▁and ▁pe ek ing ▁over ▁the ▁top . ▁According ▁to ▁Smith , ▁the ▁profile ▁of ▁Play ground ▁first ▁appeared ▁in ▁one ▁of ▁his ▁paint ings ▁completed ▁in ▁ 1 9 6 1 . ▁He ▁indicates ▁that ▁the ▁shape ▁of ▁this ▁sculpt ure ▁is ▁rem in is cent ▁of ▁ancient ▁mud ▁brick ▁buildings . ▁ ▁Play ground ▁( 3 / 3 ) ▁is ▁made ▁of ▁w eld ed ▁steel ▁and ▁black ▁paint , ▁and ▁is ▁the ▁third ▁in ▁an ▁edition ▁of ▁three , ▁in ▁addition ▁to ▁an ▁artist ' s ▁proof . ▁Play ground ▁( 1 / 3 ) ▁is ▁located ▁at ▁the ▁Memorial ▁Art ▁Gallery ▁in ▁Ro chester , ▁NY . ▁Play ground ▁( 2 / 3 ) ▁and ▁the ▁artist ' s ▁proof ▁belong ▁to ▁private ▁collections . ▁In ▁addition ▁to ▁large , ▁w eld ed ▁steel ▁sculpt ures ▁and ▁an ▁artist ' s ▁proof , ▁Smith ▁also ▁made ▁smaller ▁versions ▁of ▁his ▁sculpt ures ▁out ▁of ▁cast ▁bronze , ▁w eld ed ▁bronze , ▁or ▁steel . ▁In ▁ 1 9 6 2 , ▁Play ground ▁was ▁also ▁cast ▁in ▁bronze ▁with ▁a ▁black ▁pat ina ▁in ▁an ▁edition ▁of ▁ 9 , ▁each ▁of ▁which ▁measure ▁ 1 6 ” ▁height ▁x ▁ 1 6 ” ▁width ▁x ▁ 3 2 ” ▁depth . ▁( 4 0