A group of eight volumes, comprising : CHRISTIE, Agatha (1890-1976). By the Pricking of My Thumbs . London: for The Crime Club by Collins, 1968.First edition, signed by the author . Octavo. (First and final text leaves lightly browned.) Original green boards, spine lettered in gilt (spine slightly rolled, stain on upper board); original dust-jacket supplied from another copy (small nicks and creases to edges, spine sunned, faintly rubbed). – The Hound of Death and Other Stories . London: Odhams Press Limited, 1933. First edition . Octavo. (Spotted.) Original burgundy cloth, spine lettered in gilt (spine faded and lettering oxidised); original pictorial dust-jacket supplied from another copy (a few creases and small nicks or chips). – Three Act Tragedy . London: The Crime Club, 1935.First edition . Octavo. 2 leaves of ads at end (occasional spotting). Original orange cloth, spine and upper cover lettered in black (spine a little rolled, spine and part of covers faded, lacking the dust-jacket). Provenance : Charlotte ‘Carlo’ Fisher (1895-1976, secretary, amanuensis and close friend of Agatha Christie; posthumous book label on pastedown). – Witness for the Prosecution . A Play in Three Acts. London: Samuel French Limited, 1954.First edition, pre-publication issue . Octavo. Two photographic plates (a few faint marks). Original printed wrappers, stating on the upper wrapper: ‘Not Published / This copy is supplied on loan for the use of professional companies and must be returned to’ (lightly creased); custom red morocco-backed box. Provenance : from the library of Christie’s literary agent Edmund Cork (without internal evidence). – Dead Man’s Folly . London: for The Crime Club by Collins, 1956.First edition . Octavo. Original red boards, spine lettered in black (a few minor marks); original dust-jacket (light rubbing to lower panel). – Hallowe’en Party . London: for The Crime Club by Collins, 1969.First edition . Octavo. Original red boards, spine lettered in gilt; original pictorial dust-jacket (some creasing and short closed tears, minor marks). – Elephants Can Remember . London: The Crime Club, 1972.First edition . Octavo. Original red cloth, spine lettered in gilt; original pictorial dust-jacket (lower panel lightly tanned). – Sleeping Murder. Miss Marple’s Last Case . London: Collins Crime Club, 1976. First edition . Octavo. Original black boards, spine lettered in gilt; original dust-jacket (spine faintly sunned, light marks).