1739-1807 1881-1973 18thcentury 1941- 778 american annaamalia art artpatronage artpatronageannaamalia concept-art conceptualart congresses criticismandinterpretationpicasso critiqueetinterprétationpicasso exhibitions geistesleben germany history installations(art) intellectuallife italy kunst künste milan mäzenatentum pablo picasso portraits portraitsannaamalia portraitspicasso robert videokunst weimar(thuringia) wilson