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. Thomas P. Campbell Director, Fine Arts Museums of San Francisco, De Young Memorial Museum in San Francisco, California, USA