I agree they share elements, and that’s totally expected given their architectural style lineage. Central Post & Telegraph building is classified as Neo-Baroqu

I agree they share elements, and that’s totally expected given their architectural style lineage. Central Post & Telegraph building is classified as Neo-Baroque[1], while the Harold Washington Library (of significantly later construction) reflects many of the Beaux-Arts[2] forms and ornamentation. [1] https://en.m.wikipedia.org/wiki/Baroque_Revival https://en.m.wikipedia.org/wiki/Baroque_Revival [2] https://en.m.wikipedia.org/wiki/Beaux-Arts_architecture https://en.m.wikipedia.org/wiki/Beaux-Arts_architecture