Listings of Priestley’s works are courtesy of Wikipedia. Clicking on any of the active titles will take you to the relevant Wikipedia entry for that work.
Literary criticism
The English Comic Characters (1925)
The English Novel (1927)
Literature and Western Man (1960)
Charles Dickens and his world (1969)
Social and political works
English Journey (1934)
Out of the people (1941)
The Secret Dream: an essay on Britain, America and Russia (1946)
The Arts under Socialism (1947)
The Prince of Pleasure and his Regency (1969)
The Edwardians (1970)
Victoria's Heyday (1972)
The English (1973)
A Visit to New Zealand (1974)
Autobiography and essays
Essays of To-day and Yesterday (1926)
Apes and Angels (1928)
The Balconinny (1931)
Midnight on the Desert (1937)
Rain Upon Godshill: A Further Chapter of Autobiography (1939)
Postscripts (1940)
Delight (1949)
Journey Down a Rainbow (co-authored with Jacquetta Hawkes, 1955
Thoughts in the wilderness (1957)
Margin Released (1962)
Man and Time (1964)
The Moments and Other Pieces (1966)
Over the Long High Wall (1972)
The Happy Dream (Limited edition, 1976)
Instead of the Trees (1977)