In fact, it took so long to get the building finished that neither Solomon Guggenheim nor Frank Lloyd Wright ever actually got to see the building when it was finished.
Solomon Robert Guggenheim (February 2, 1861 – November 3, 1949) was an American businessman, art collector and philanthropist. He is best known for establishing the Solomon R. Guggenheim Foundation and the Solomon R. Guggenheim Museum in New York City.