- "Ellen Glasgow and the Ironic Art of Fiction" (1960)
- "Bernard Shaw:Author's and Actors Edition av "Androcles and the Lion"" (1953)
- "Engelsk litteratur och kultur i Amerika, 1500-1800" (1966)
- "John Dryden" (1964)
- "Guide to the Beguiling of Merlin:A Romance from the Welsh" (1960)