"Glorious Ironies: A Review of Little Dorrit"
https://www.theguardian.com/books/2005/jan/01/classics.charlesdickens
Writer Anne Stevenson discusses the impact of Little Dorrit, as well as Dickens more generally, on her childhood and understanding of literature.
Photograph of the Original Parts of Little Dorrit
This image of the original serialized parts of the novel, from the British Library, is accompanied by a brief article explaining the novel's context.
The Morality of Sacrifice in Little Dorrit
http://www.victorianweb.org/authors/dickens/ld/gerrard.html
This essay by literary critic Jeremy Gerrard explores the impact of the theme of sacrifice in the novel, and how Dickens uses this text to explore philosophical questions about what it means to lead a good life.
London Prisons: The Marshalsea
http://knowledgeoflondon.com/marshalsea.html
This short website includes a description of the history of the Marshalsea prison, as well as photographs of the few remaining remnants.
Tavistock House
http://www.victorianweb.org/authors/dickens/gallery/30.html
This webpage includes description and images of the London residence where Dickens lived while writing Little Dorrit, as well as several earlier novels.