• 1.
Not at Night (October 1925; reprint, 1936). Not to be confused with the
Herbert Asbury collection of the same title (see below) which is a limited selection (to 1928) from the British series; nor with the title published by Arrow Books (see below) which is also a selection from the series. • 2.
More Not at Night (Sept. 1926). Not to be confused with the title published by Arrow Books (see below) which is a selection from the series. • 3. ''You'll Need A Night Light'' (Sept. 1927) Contains "Out of the Earth" by Flavia Richardson. • 4.
Gruesome Cargoes (July 1928) Contains "When Hell Laughed" by Flavia Richardson. • 5.
By Daylight Only (Oct. 1929)[not be confused with the title
Only By Daylight which is a pbk reissue of the Arrow compilation
Still Not at Night – see below]. Contains "At Number Eleven" by Flavia Richardson (orig. published
Weird Tales Oct. 1929 as "The Gray Lady") • 6.
Switch on the Light (April 1931) Contains "The Red Turret" by Flavia Richardson. • 7.
At Dead of Night (Nov 1931) Contains "Pussy" by Flavia Richardson. • 8.
Grim Death (Aug 1932). Contains "Behinds the Blinds" by Flavia Richardson. • 9.
Keep on the Light (July 1933) Contains "The Black Hare" by Flavia Richardson. • 10.
Terror By Night (Aug. 1934). Contains "Behind the Yellow Door" by Flavia Richardson. • 11.
Nightmare By Daylight (April 1936) Contains "Empty Stockings" by Flavia Richardson. •
Not at Night Omnibus (April 1937) Contains "Behind the Yellow Door" by Flavia Richardson. 35 stories, selected from across the whole series of 11 volumes and representing the editor's favourite stories of the series. ==US pirate edition==