| 2007 | Neoklis Zafirakopoulos: "The control figures and the printing of the first Greek stamps" (Greek - English) |
| 2006 | Takis Karatzas: "Greek perfin stamps" (Greek) |
| 2005 | Costas Chazapis: "Partisan stamps" (Greek) |
| 2004 | Nick Asimakopulos: "The first wavy line of large Hermes heads" and "Treasures of Hellenic Philately" (Greek – English) |
| 2003 | John Daes: "The scraped out postmarks of Macedonia" (Greek) |
| 2002 | Costas Chazapis: "The Bulgarian occupation of Greece 1941-44" (Greek - English) |
| 2001 | Anthony Virvilis: "The Polish issues of 1934" (Greek) |
| 2000 | Takis Karatzas: "The Postal Administration of the Cretan State" (Greek) |
| 1999 | Panayotis Ioannidis: "The settings of the 1912-1913 "ELLINIKI DIOIKISIS" overprint. The sequence and their interdependence" (Greek) |
| 1998 | Gerassimos Vlachos: "Santa Maura: Incoming and outgoing mail from March 1815 to March 1865" (Greek - English) |
| 1997 | Gerassimos Vlachos: "Mail routes and postal rates between Great Britain and Ionian Islands 1819-1865" (Greek - English) |
| 1996 | John Daes: "A proposal for the codification of the Hellenic Post Office cancellations" (Greek) |
| 1995 | Socrates Bosovitch: "Italian Occupation of Eastern Crete 1941-1943" (Greek - English) |
| 1994 | Takis Karatzas: "Notes on the study for the classification of the Cretan State stamps" (Greek - English) |
| 1993 | Theodore Papaeliou: "The Macedonian Question" (Greek) |
| 1992 | Neoklis Zafirakopoulos: "Censorship on civilian correspondence in Greek territories occupied by the Germans during 1941-1944" (Greek) |
| 1991 | Postal History Research Group of H.P.S.: "Currency control in Greece 1936-1940" (Greek) |
| 1990 | Louis Basel: "Control numbers of the 20 lepta of the 1867 Large Hermes Head" (Greek - English) |
| 1989 | John Coundouros: "Control number errors of the Large Hermes Heads" (Greek - English) |
| 1988 | Socrates Bosovitch: "Airmail markings OAT and AV2 in correspondence from Greece" (Greek - English) |
| 1987 | Panayotis Ioannidis: "Detailed classification of the Small Hermes Heads" (Greek) |
| 1986 | Nick Kardassilaris: "Greek Postal Administration in Eastern Thrace 1920-1922" (Greek - English) |
| 1985 | Jack Vayakis: "Greek prisoners in Italian Camps during the Second World War" (Greek - French) |
| 1984 | Demitris Yiannoudis: "The official handstamps of the Greek consular authorities and the activities of the mail distributing and postal exchange offices of the pre-adhesive period" (Greek – English). |