▁are ▁cent r ally ▁located . ▁By ▁the ▁main ▁entrance ▁on ▁Albert ▁Square ▁are ▁two ▁grand ▁st air cases ▁leading ▁to ▁the ▁landing ▁outside ▁its ▁Great ▁Hall . ▁The ▁st airs ▁have ▁low ▁ris ers ▁allowing ▁access ▁for ▁women ▁in ▁Victor ian ▁dress . ▁The ▁walls ▁of ▁the ▁st air cases ▁have ▁tall , ▁arch ed ▁windows ▁adm itting ▁day light . ▁Three ▁spir al ▁st air cases ▁accessing ▁the ▁first ▁floor ▁from ▁ent ran ces ▁on ▁Princess ▁Street , ▁Lloyd ▁Street ▁and ▁Cooper ▁Street ▁are ▁constructed ▁in ▁English , ▁Scottish ▁and ▁Irish ▁gran ite . ▁ ▁S cul pt ure ▁Hall ▁The ▁ground - floor ▁S cul pt ure ▁Hall ▁ ▁contains ▁stat ues ▁and ▁b ust s ▁of ▁people ▁who ▁made ▁significant ▁contributions ▁to ▁Manchester , ▁the ▁Anti - C orn ▁Law ▁campaign ers , ▁Richard ▁Cob den ▁and ▁John ▁Bright , ▁and ▁scient ists ▁John ▁Dal ton ▁and ▁James ▁J ou le ▁among ▁many ▁others . ▁The ▁room ▁measures ▁ 5 3 ▁feet ▁by ▁ 3 3 ▁feet ▁and ▁has ▁a ▁gro in ▁v ault ed ▁ce iling , ▁constructed ▁out ▁of ▁Bath ▁stone . ▁The ▁S cul pt ure ▁Hall ▁C afé ▁is ▁now ▁located ▁here . ▁ ▁Great ▁Hall ▁ ▁The ▁landing ▁has ▁a ▁gla zed ▁sk yl ight ▁on ▁which ▁the ▁names ▁of ▁may ors , ▁lord ▁may ors ▁and ▁ch airs ▁of ▁the ▁council ▁since ▁Manchester ▁received ▁its ▁Char ter ▁of ▁Corporation ▁in ▁ 1 8 3 8 ▁are ▁ins cribed ▁on ▁glass ▁pan es .