Found: Otto Dix’s picture book for five-year-old stepdaughter

A picture book with 14 watercolours that Otto Dix painted in 1925 for his five-year-old stepdaughter, Hana Koch, is on public display for the first time.
Hana was the daughter of Dixs wife Martha from her first marriage to the Dusseldorf doctor Hans Koch. She kept the book hidden in an old altar retable in her home in Bavaria. Five other picture books produced by Dixfor his stepson Martin, children Ursus, Jan and Nelly, and his granddaughter Bettinaare already well known.
Twenty years ago, Hana