Even during his last year at the school he had been continuing his studies with trips to France, England and Italy.
With high artistic aspirations he produced plans for museums, hospitals, monuments and villas in addition to conceiving numerous residence and office buildings.
Until Martin Gropius' death in 1880, he and Schmieden worked together to develop their architecture firm, Fa.
The firm continued to produce great work thereafter as Schmieden teamed up with such notable architects as Robert Speer, Victor von Weltzien and Julius Boethke to run it.
Mosaics with allegories from various ages and the coats of arms of German states decorate the spaces between windows.