CODART, Dutch and Flemish art in museums worldwide
Jacob Adriaensz. Backer (1609 – 1651), Officers and other Marksmen of the V District in Amsterdam Led by Captain Cornelis de Graeff and Lieutenant Hendrick Lauwrensz, 1642
Rijksmuseum, Amsterdam
Dr. Jan Nicolaisen Head of Department of Paintings and Sculpture, Museum der bildenden Künste Leipzig in Leipzig, Germany