The sitters in a family portrait by Rubens in the Staatliche Kunsthalle, Karlsruhe : an unknown couple with a child painted by Rubens after his return to Antwerp from Italy habe been identified from a coat of arms in a drawn copy of the portrait by another artist : they are Robert Staes, court goldsmith to the Archdukes Albert and Isabella, his wife, Anna Rindfleisch, and their son, Albert - Stighelen, Katlijne van der (The Burlington magazine, 2020)