The shuttered room and other tales of horror /
Lovecraft, H. P.(Howard Phillips),1890-1937.
Derleth, August William,1909-1971.
St Albans : Panther,
1970
"... stories ... left unfinished on Lovecraft's death and completed by ... August Derleth"--Preliminary p.
This collection originally published in 'The shadow out of time and other tales of horror'. London : Gollancz, 1968.