Current Roanoke Building Roanoke Building
roanoke building (dark) in front of 1 north lasalle (light grey) on right south on lasalle street the current building designed in 3 phases: in 1915 holabird & roche s design first 16 floors built, , 5 floors added in 1922. built sixteen-story high lumber exchange building , later renamed 11 south lasalle street building. holabird & roche design had 3 basements , rock caissons. original 16-floor building late chicago school commercial building incorporated arches @ both fourth , top floor, when top 5 floors added in 1922 under original cornice, top rank of arches disappeared. building uses dark terra cotta italianate designs. vaulted ceiling , marble wall lobby contribute described classical entrance , lobby. palladian entrance uses contrasting white varigated , black marble. tower addition in 1925, building built current 35 story height addition of adjacent tower east of madison street frontage. entire building contains 330,000 square feet (31,000 m). 36-story tower added ...