Columbia subject headings:
Novelists, English--20th century--Biography.
Harvard subject headings:
Authors, English--20th century--Biography
Blackwood, Algernon, 1869-1951.
Ghost stories--Authorship.
Paranormal fiction--Authorship.
Supernatural in literature
Princeton subject headings:
Blackwood, Algernon, 1869-1951.
Novelists, English--20th century--Biography.