The primary architect of this building was fond of calling its rooms "cells in a honeycomb." This building's ornamentation is intended to make its supporting piers appear to be columns, and it was groundbreaking because part of its framework is semi-visible from the exterior. It was designed during its architect's partnership with Dankmar Adler that also resulted in their co-design of the Chicago Stock Exchange building, and this ten-story building has a terra cotta cornice and is constructed of red brick.  For 10 points, name this early building in the Chicago style, 
The primary architect of this building was fond of calling its rooms "cells in a honeycomb." This building's ornamentation is intended to make its supporting piers appear to be columns, and it was groundbreaking because part of its framework is semi-visible from the exterior. It was designed during its architect's partnership with Dankmar Adler that also resulted in their co-design of the Chicago Stock Exchange building, and this ten-story building has a terra cotta cornice and is constructed of red brick.  For 10 points, name this early building in the Chicago style, one of the first steel-framed skyscrapers, a Louis Sullivan designed St. Louis edifice.
The primary architect of this building was fond of calling its rooms "cells in a honeycomb.
the {Wainwright} Building