Housing, Improved: Germany. Munich-Perlach. Garden Suburb: Garden Suburbs, Germany: Garden Suburb at Perlach Near Munich.: Front and rear views of 3-story tenement house adapted to suburban conditions. 14 staircases lead each to 3 suites, one on each floor. At left in upper illustration is shown a duplex cottage. At right is shown a duplex house, containing 4 cottage flats. Garden allotments at rear of houses shown in lower illustration.