A group of Sketches and associated Material relating to furnishings for the Kass family home, Berlin, Zehlendorf, 1932, comprising: three notebook pages with pencil sketches for fitted and freestanding furniture (one illustrated), a type script page detailing requirement for Frau Kass' bedroom with detailed sketches and specification notated in pencil, Gropius office pencil drawing for the interior living area, by Werner Dustman, pencil on tracing paper heightened with red crayon, and a group of related invoices adressed to Gropius from various suppliers