Part of Art Made This, an urban artproject to highlight female streetartists. The three divas are Agnes von Krusenstjerna, Sigrid Hjertén and Nelly Sachs. The port is open weekdays during working hours so you have to go here early, late or weekend to catch it.
http://www.mariapohl.se/
https://reader.mywomags.com/r/AndyLind/ART-MADE-THIS#/entry/maria-pohl