found: His Pedro's sombrero, 1960.
found: Herzanzünder, 2015:title page (Ali Mitgutsch) jacket (Ali (Alfons) Mitgutsch; born 1935 in Munich; author, inventor of "Wimmelbücher")
found: Wikipedia, March 25, 2019English version (Ali Mitgutsch; Alfons Mitgutsch, known as Ali Mitgutsch, born August 21, 1935 in Munich, Germany; German author of picture books and a professional advertising illustrator; known as father of the Wimmelbilder-books)
found: Wikipedia, 11 Jan 2022:(Alfons “Ali” Mitgutsch; 21 August 1935 -10 January 2022; was a German author of picture books and a professional advertising Illustrator. He is known as father of the Wimmelbilder books.[