Original The Horror in the Museum and Other Revisions (original 1970 edition) contains the following 21 tales: • "Lovecraft's 'Revisions'" by
August Derleth • "
The Crawling Chaos" with
Elizabeth Berkeley • "
The Green Meadow" with Elizabeth Berkeley • "
The Invisible Monster" by
Sonia Greene • "Four O'Clock" by Sonia Greene • "The Man of Stone" by
Hazel Heald • "Winged Death" by Hazel Heald • "
The Loved Dead" by
C. M. Eddy, Jr. • "Deaf, Dumb, and Blind" by C. M. Eddy, Jr. • "The Ghost-Eater" by C. M. Eddy, Jr. • "To All the Seas" by
Robert H. Barlow • "
The Horror in the Museum" by Hazel Heald • "
Out of the Eons" by Hazel Heald • "The Diary of Alonzo Typer" by
William Lumley • "The Horror in the Burying-Ground" by Hazel Heald • "
The Last Test" by
Adolphe de Castro • "The Electric Executioner" by
Adolphe de Castro • "
The Curse of Yig" by
Zealia Bishop • "
Medusa's Coil" by Zealia Bishop •
The Mound by Zealia Bishop • "Two Black Bottles" by Wilfred Blanch Talman
Revised The Horror in the Museum and Other Revisions (revised 1989 edition, designated by the publisher a "corrected third printing") contains the following 26 tales: • "A Note on the Texts" by
S.T. Joshi • "Lovecraft's 'Revisions'" by
August Derleth • "
The Green Meadow" with Elizabeth Berkely • "
The Crawling Chaos" with Elizabeth Berkely • "The Last Test" by
Adolphe de Castro • "The Electric Executioner" by
Adolphe de Castro • "
The Curse of Yig" by
Zealia Bishop •
The Mound by Zealia Bishop • "
Medusa's Coil" by Zealia Bishop • "The Man of Stone" by Hazel Heald • "
The Horror in the Museum" by Hazel Heald • "Winged Death" by Hazel Heald • "
Out of the Aeons" by Hazel Heald • "The Horror in the Burying-Ground" by Hazel Heald • "The Diary of Alonzo Typer" by William Lumley • "
The Horror at Martin’s Beach" by Sonia H. Greene • "Ashes" by
C. M. Eddy, Jr. • "The Ghost-Eater" by
C. M. Eddy, Jr. • "The Loved Dead" by
C. M. Eddy, Jr. • "Deaf, Dumb, and Blind" by
C. M. Eddy, Jr. • "Two Black Bottles" by Wilfred Blanch Talman • "The Trap" by
Henry S. Whitehead • "
The Tree on the Hill" by Duane W. Rimel • "The Disinterment" by Duane W. Rimel • "
'Till A’ the Seas" by R. H. Barlow • "The Night Ocean" by R. H. Barlow ==Notes==