▁designed ▁in ▁the ▁Art ▁Dec o ▁style . ▁It ▁has ▁a ▁nearly ▁square - plan ▁tower ▁located ▁in ▁front ▁along ▁Michigan ▁Avenue , ▁and ▁a ▁four - story ▁section ▁extending ▁to ▁the ▁rear . ▁The ▁exterior ▁of ▁the ▁tower ▁is ▁faced ▁with ▁buff - color ed ▁Indiana ▁O olit ic ▁lim estone , ▁per ched ▁on ▁a ▁black ▁gran ite ▁base . ▁The ▁front ▁fac ade ▁is ▁ 6 6 ▁feet ▁wide ▁and ▁symmet rical . ▁ ▁The ▁main ▁central ▁entrance ▁is ▁set ▁into ▁a ▁large ▁square - head ▁portal ▁which ▁is ▁faced ▁with ▁gray ▁gran ite . ▁The ▁third ▁and ▁sevent e enth ▁flo ors ▁contain ▁a ▁series ▁of ▁car ved ▁lim estone ▁pan els ▁with ▁st yl ized ▁fl oral ▁mot ifs . ▁Deep ly ▁re cess ed ▁vertical ▁window ▁banks ▁on ▁the ▁tower ▁emphas ize ▁the ▁vertical ▁lines ▁of ▁the ▁tower . ▁ ▁References ▁▁ <0x09> <0x09> ▁Category : National ▁Register ▁of ▁Historic ▁Places ▁in ▁Cal h oun ▁County , ▁Michigan ▁Category : Art ▁Dec o ▁architecture ▁in ▁Michigan ▁Category : Build ings ▁and ▁structures ▁completed ▁in ▁ 1 9 3 1 <0x0A> </s> ▁The ▁R estaur ant ▁Casa ▁Mari eta ▁is ▁a ▁cent en ary ▁establishment ▁recognized ▁by ▁the ▁" C ír culo ▁de ▁R estaur antes ▁Cent en arios ▁de ▁España ", ▁ ▁located ▁in ▁Independ ence ▁Square , ▁Gir ona , ▁also ▁well - known ▁like ▁Sant ▁Ag ust í ▁Square , ▁because ▁formerly ▁the ▁convent ▁of ▁Sant ▁Ag ust í ▁had ▁been ▁ris en ▁there .