 Based in Brussels at the commission's headquarters she recorded the commission's post-war relief work in north west Europe including the rehabilitation and repatriation of prisoners of war and civilian internees.Zinkeisen traveled by lorry or by air (from a nearby RAF base) throughout north-west Europe making sketches which she brought back to her studio in the commission's headquarters for further work.Her work as a war artist included three days at the Bergen-Belsen concentration camp in April 1945, immediately after its liberation.