This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
XMaillardBuchtitel. Titel des in Pest erschienen Buches von Feldmarschallleutnant Sebastian von Maillard Anleitung zu dem Entwurf und zu der Ausfhrung schiffbarer Kanle PDold Wiener Neustdter Kanal
Page 2023 Free-images.com. All images are Public Domain