Saving a page as an image
Go to the page you want to save as an image.
Click IIIF, and in the lower right corner of the menu, click Copy image manifest URL to clipboard or Show image manifest version 2 – Page:
The URL you need to download the image is structured as follows:
Edit the last part, from info to full/full/0/default.jpg
Then it becomes:
Choose JPG or PNG.
The image will appear on your screen. Right-click and select “Save image as.” Select the desired folder.
You can then edit the image further and use it as an image.