| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1974 | 978-0-905222-00-4 | W.G.Stitt Dibden | Square Circle Postmarks (Philatelic Studies) |
| '' | 978-0-905222-01-1 | Raymond Lister | College Stamps of Oxford and Cambridge |
| 1975 | 978-0-905222-02-8 | H.C. Davis · P.R. Davis | Post-Habsburg Index (Philatelic Studies) |
| 1977 | 978-0-905222-12-7 | Robert G. Woodall | Postal History of the Yukon Territory, Canada (Philatelic Studies) |
| 1975 | 978-0-905222-19-6 | Geoffrey H. Bishop | Buso-walking at Mohacs, Hungary (Philatelic Pamphlets) |