Early Life and Artistic Training Oskar Coester entered the world on November 7, 1886, in the German city of Frankfurt am Main. From his earliest years in Frankfurt, his path seemed destined for the visual arts, leading him to seek formal instruction at the Städtesche Kunstschule. It was here that the foundations of his technique were laid, as he began to master the essential skills of a painter and graphic artist. His early years were defined by this steady accumulation of knowledge and a growing command over his chosen mediums. As his ambition grew, Coester sought out more rigorous trainin…