sentences:  During her 40-year career with Marimekko, Maija Isola created a "staggering" 500 prints for the company.Among the best-known are "Kivet" (Stones) and "Kaivo" (Well); they continue to sell in the 21st century.From 1987, when she retired, Isola worked on painting rather than textiles, until her death on 3 March 2001.