Public domain
Twelve Stereoscopic Views of Monuments and Places in the Vicinity of Boulogne and Dunkirk
From the collection of Rijksmuseum, Amsterdam. Free to download, adapt and use — no permission needed.
Credit lineTwaalf stereoscopische opnamen van monumenten en plaatsen in de omgeving van Boulogne en Duinkerke. 1920 - 1925. anonymous. Rijksmuseum, Amsterdam. Public domain.