| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Familiar Presence and Other Reminiscences | 978-0-522-83562-5 (0-522-83562-7) | 1966 |
| Men Were My Milestones | 978-0-522-83888-6 (0-522-83888-X) | 1958 |
| Study of Christopher Brennan's "Forest of Night" | 978-0-522-83956-2 (0-522-83956-8) | 1970 |