The Anton Chekhov page
http://www.eldritchpress.org/ac/yr/Anton_Chekhov.html
Excellent website which tries to gather all the online material on Chekhov. Lots of links to other good websites, and frequently updated.
The Seagull: An Analysis
http://www.theatredatabase.com/19th_century/anton_chekhov_002.html
Good essay analysing the play, Chekhov, and in particular, its dialogue.
The Seagull: An E-text
http://ebooks.adelaide.edu.au/c/chekhov/anton/c51se/
Not the best translation (for that, you simply have to read Michael Frayn) but a good cover version to compare with a better one.
