Watercolour, 35,5 x 51 cm, lo. ri. sign. a. dat. S. Sprotte 1956, on the backing cardboard titled 'Am Watt' as well as confirmation of authenticity by Cosmea Sprotte of 8.10.10, framed under glass, uninspected out of frame. - Painter a. drawer with background of philosophical aesthetics. S. was pupil of E. Orlik in Berlin and K. Hagemeister in Werder/Havel. He worked a. lived in Kampen on Sylt, where he became a central figure of artistic life.