http://www.wilde-online.info/essays-and-lectures.htm
A comprehensive collection of Wilde's writing, including essays and personal letters from prison.
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An article that sets out to debunk many of the myths and legends associated with the trial of Oscar Wilde.
https://www.bl.uk/romantics-and-victorians/articles/19th-century-theatre
A comprehensive website on 19th-century theatre and culture. It also contains the manuscript for An Ideal Husband with notes and etchings by Wilde. There are many photographs and visual aids available on this site.