 Complete the following phrase:  These adjoining buildings used to be the William H Chandler Chemistry Building 1883 and the Harry M. Ullmann Chemistry Laboratory 1938. William Chandler was appointed as professor of chemistry in 1871 and retired in 1905; during this time he guided the department and gained a national reputation for his work. The building was home to the Department of Chemistry until it moved into the new Seeley G. Mudd Building in 1976; it is now the Department of Art, Architecture and Design and the Department of Psychology are located in Chandler-Ullmann. The structure is considered by some architectural historians to be the first modern laboratory because of its system of ventilation and the design of its laboratories. The building, which won a prize for design at the 