Columbia subject headings:
Authors, English--20th century--Diaries.
Powys, John Cowper, 1872-1963--Diaries.
Harvard subject headings:
Authors, English--20th century--Diaries
Powys, John Cowper, 1872-1963--Diaries.
Princeton subject headings:
English literature--Welsh authors.
Powys, John Cowper, 1872-1963--Diaries.