This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.
You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
{{Information |Description={{en|1=View of Grol during the siege of Frederick Henry in 1627, although the defensive works of Groenlo are in late 16th century state (walls instead of earthen ramparts).}} {{nl|1=Panorama van Grol (Groenlo) in 1595. Afgebeeld