My Favourite Dickens: Our Mutual Friend
https://www.theguardian.com/books/2011/sep/23/charles-dickens-favourite-mutual-friend
A short article from a contemporary reader, describing what he finds engaging and appealing about Our Mutual Friend
Charles Dickens Info: Our Mutual Friend
https://www.charlesdickensinfo.com/novels/our-mutual-friend/
Provides additional information about the novel, including images of the original illustrations, key themes, and an extensive selection of quotations
Henry James's Review of Our Mutal Friend
http://www.lang.nagoya-u.ac.jp/~matsuoka/CD-OMF-James.html
Novelist and critic Henry James famously wrote a very negative review of Our Mutual Friend, which shaped the perception of the novel amongst critics and readers. This page contains the full text of the review.
Our Mutual Friend: The Scholarly Pages
https://omf.ucsc.edu/publication/index.html
This website contains highly detailed information about the composition and publication history of the novel, as well as images of the handwritten manuscript, a gallery of all forty original illustrations, a compilation of contemporary reviews, and images of the advertisements that appeared alongside the novel when it was first published in serial form.
London 1865
https://omf.ucsc.edu/london-1865/index.html
This website provides contextual and historical information about the London setting of Dickens's novel, including maps of key locations and an archive of photographs from the era.