Art Deco coffee service by RGK 1930s

Art Deco coffee service comprising: A set of 10 coffee cups (D 9.5 cm X H 4 cm) with matching saucers (D 14.5 cm X H 2 cm) A covered sugar bowl (L 16 cm X W 12 cm X H 9 cm) A milk jug (L 14 cm X W 9.5 cm X H 5.5 cm) Pretty stylised shapes, bulging bodies & cut-out cloud handles. In fine cream white porcelain, with a graphic pattern of black / brown / silver gradients. Stamped RGK, for the founder Rudolf Kämpf in Grünlas, a Czechoslovakian factory established in 1907 until 1946 (later acquired); here marking models between 1928 and 1938. Very high quality & in very good condition, except for a hairline crack on one cup (see photo).