Developed by The Open Knowledge Foundation, The Public Domain Review is “an online journal and not-for-profit project dedicated to promoting and celebrating the public domain in all its richness and variety”, as according to the website. Images in their collections are derived from a wide range of online archives, that are on public domain. The images are arranged by topics, where users can search or browse by time, style, genre, type, content and rights.
Wellcome Images is one of the visual collections of the Wellcome Library. It contains themes ranging “from medical and social history to contemporary healthcare and science”. To date, there are close to 130,000 images across different themes.