Bookmarked Standard Ebooks (standardebooks.org)

Standard Ebooks: Free and liberated ebooks, carefully produced for the true book lover.

Standard Ebooks takes ebooks from sources like Project Gutenberg, formats and typesets them using a carefully designed and professional-grade style manual, fully proofreads and corrects them, and then builds them to create a new edition that takes advantage of state-of-the-art ereader and browser technology.

Content produced by or for Standard Ebooks L3C is dedicated to the public domain via the CC0 1.0 Universal Public Domain Dedication.

An RSS feed and mailing list too.

Museo is a visual search engine that connects you with the Art Institute of Chicago, the Rijksmuseum, the Minneapolis Institute of Art and the New York Public Library Digital Collection Every image you find here is in the public domain and completely free to use, although crediting the source institution is recommended!

from: Museo

This looks like another pupil friendly source of images. I’ve added this to the short set on my classes’ links page.