The Charles W. Chesnutt Digital Archive includes a biographical sketch, primary bibliography, over thirty stories and other works, contemporary reviews of Chesnutt's works, and a number of background pages. 
Chesnutt's works are collected also at the University of North Carolina's Documenting the American South site.
The Charles W. Chesnutt Literary Web site at Rutgers contains student essays on Chesnutt.

Frederick Douglass
The Conjure Woman (1899; plain text at Project Gutenberg). Stories included in this volume (from Documenting the American South):

"The Goophered Grapevine"

" Po' Sandy "

"Marse Jeems's Nightmare

"The Conjurer's Revenge"

"Sis Becky's Pickaninny"

"The Gray Wolf's Ha'nt"

"Hot-Foot Hannibal"

•  "The Wife of His Youth"
• "Her Virginia Mammy"
• "The Sheriff's Children"
• "A Matter of Principle"
• "Cicely's Dream"
• "The Passing of Grandison"
• "Uncle Wellington's Wives"
• "The Bouquet"
• "The Web of Circumstance"

Uncollected Stories

• "Dave's Neckliss"Atlantic Monthly 64 (1889): 500-508.
• "The March of Progress" Century Magazine 61.3 ( Jan. 1901): 422-428.
• "Baxter's Procrustes" Atlantic Monthly 93 (1904 ): 823-830. (not available)

Comments to D. Campbell. Thanks to Sandra Zagarell and Rebecca Wall for updated links on this page.