FFC 5.10.1929. London - Corfu - Suda Bay (Crete) by Imperial Airways. Air cover to Chania franked with stamps 6,5d. (2,5d. letter rate + 4d. air fee), canc. "LONDON S.W.1 / 4 OCT 1929", arr. "XANIA * ΑΦΙΞΙΣ * -8.OKT.29". (Hellas 61).
C 19.10.1929. London - Corfu by Imperial Airways. Air registered cover to Corfu franked with stamps 8,5d. (4,5d. regist. letter rate + 4d. air fee), canc. "IBSTOCK / LEICESTER / 17 OC 29", arr. "KEΡΚΥΡΑ (ΑΦΙΞΙΣ) / 21.ΟΚΤ.29". This cover, although not addressed to, probably was carried with the flight for the Mediterranean Fleet at Corfu. (Hellas 62A).
FFC First flight cover from "ΑΘΗΝΑΙ*21.ΜΑΡ.30" to "RODI*21.MAR.30" with destination Simi, canc. with "ΑΕΡΟΠΟΡΙΚΗ ΣΥΓΚΟΙΝΩΝΙΑ ΑΘΗΝΑΙ-ΣΥΡΟΣ-ΡΟΔΟΣ" and air-cachet type 5A, (Hellas 85C).
FFC First flight registered cover canc. with "FIRST AIRMAIL FROM SALONICA*ENGLAND INDIA LINE" by IA, from "ΘΕΣΣΑΛΟΝΙΚΗ*13.IV.30"(perfomed on 15.IV.1930) to "ALEXANDRIA*15.APR.30" with air-cachet type 15aB(first day of use), (Hellas 96C).
FFC First flight cover from England-East Africa Service canc. with "1931*ΕΝΑΡΞΙΣ ΑΕΡΟΠ. ΣΥΓΚΟΙΝΩΝΙΑΣ ΕΛΛΑΔΟΣ-ΣΟΥΔΑΝ*ΚΕΝΤΡ.ΑΦΡΙΚΗΣ" by IA, with air-cachet type 5A, from "ΑΘΗΝΑΙ*4.III.31" to "ASWAN*6.MR.31" and returned to Greece. (Hellas 139Aa).
FFC First flight commemorative cover canc. with "ΜΑΡΤΙΟΣ 1931*ΠΡΩΤΗ ΠΤΗΣΙΣ ΚΕΝΤΡΩΑΣ ΑΦΡΙΚΗΣ-ΕΛΛΑΔΟΣ" by IA, with air-label type 8A, from "WADI-HALFA*13.III.31" arr. "AΘΗΝΑΙ*15.III.31", (Hellas 140F).
FFC 7.4.1931. Central Africa - England Service by Imperial Airways: Flight Port Bell - Kampala - Athens. Cover with depart. canc. "KAMPALA / UGANDA / 7 AP 31" & arr. canc. "ΑΘΗΝΑΙ - ΑΦΙΞΙΣ ΑΕΡΟΠΟΡΙΚΩΣ / 13.IV.31". Special violet "AIR ARRIVAL" cachet. Rare. Only 12 covers flown. Hellas: FF-142D.
FFC Registered cover from "ΚΕΡΚΥΡΑ*25.ΜΑΙ.31" to London, canc. with "IMPERIAL AIRWAYS ENGLAND-INDIA LINE*FIRST AIRMAIL CORFU-LONDON*MAY.1931", with cachets "UNCLAIMED", "RETURN TO WRITER" and air-cachet type 16A in red, returned to "ΑΘΗΝΑΙ*20.ΙΟΥΝ.31", (Hellas 161E).
FFC First flight cover from "ΑΘΗΝΑΙ*10.VII.31" to "ΘΕΣΣΑΛΟΝΙΚΗ*10.VII.31" by EEES, canc. with "ΕΝΑΡΞΙΣ ΑΕΡΟΠ. ΣΥΓΚΟΙΝΩΝΙΑΣ ΑΘΗΝΩΝ-ΘΕΣΣΑΛΟΝΙΚΗΣ" with air-cachet type 6. (Hellas 172).
FFC "ΑΘΗΝΑΙ*12.XI.31" first flight cover to "ΙΩΑΝΝΙΝΑ*12.XI.31" canc. with "ΕΝΑΡΞΙΣ ΑΕΡΟΠ.ΣΥΓΚΟΙΝΩΝΙΑΣ ΑΘΗΝΩΝ-ΒΡΥΞΕΛΛΩΝ*1931" by ΕΕΕΣ with air-cachet type 6, (Hellas FF208C).
FFC First flight cover from England-South Africa Service canc. with "ΠΡΩΤΗ ΠΤΗΣΙΣ ΑΘΗΝΩΝ-ΑΚΡΩΤΗΡΙΟΝ ΚΑΛΗΣ ΕΛΠΙΔΟΣ" by IA, with air-cachet type 5A, from "ΑΘΗΝΑΙ*23.I.32" to "SALISBURY*31.JAN.1932", (Hellas 220H).
FFC First flight commemorative Imperial Airways cover(Springbok air cover) from "JOHANNESBURG*25.JAN.32" to "AΘΗΝΑΙ*13.II.32" canc. with "ΕΝΑΡΞΙΣ ΑΕΡΟΠΟΡ. ΣΥΓΚ. ΝΟΤΙΟΥ ΑΦΡΙΚΗΣ-ΕΛΛΑΔΟΣ", (Hellas 221E).
FFC 2.5.1932. Salonica - Paris. First Flight by CIDNA. "Panorama of Athens" sepia PPC (Panopoulos No.26) with boxed black cachet "ΑΕΡΟΠΟΡΙΚΩΣ / PAR AVION" (AC16b), canc. "ΘΕΣΣΑΛΟΝΙΚΗ - ΑΠΟΣΤΟΛΗ ΑΕΡΟΠΟΡΙΚΩΣ / -2.V.32", arr. "PARIS / GARE DU NORD AVION / -2-V-1932". 67 Flown. (Hellas 238J).
FFC 27.5.1933. Greece-Rome by AEI (B. Aires-Zeppelin). Registered cover from Athens to Buenos Aires, fr. with complete 'Zeppelin' set of 3 (Hellas A5/A7), depart. canc. "ΑΘΗΝΑΙ-ΣΥΣΤΗΜ. ΑΕΡΟΠΟΡΙΚΩΣ/ΑΠΟΣΤΟΛΗ*27.V.33" with commemor. connecting AEI cachet in red, Italian blue connecting cachet & receiving mark (29.5.33), air label (type 24A), via Brasil (Manha-Rio/7.6.33), arr. on 10.6.33. Rare. (Hellas 293E2).
FFC 4.7.1933. Athens - Jodhpur. First Flight by Imperial Airways & Indian Transcontinental Airways. Air cover with depart. canc. "ΑΘΗΝΑΙ - ΑΠΟΣΤΟΛΗ ΑΕΡΟΠΟΡΙΚΩΣ / 4.VII.33", arr. propaganda boxed "8 JL 33 / POST BY AIR AND SAVE TIME / JODHPUR" & violet cachet "AERODROME * HODHPUR * BANGHI BROS". Only 37 Flown. (Hellas 310A).
FFC 26.9.1933. Athens - Akyab. First Flight by Imperial Airways & Indian Transcontinental Airways. Opening of airmail service between England & Burma. Illustrated air cover with depart. canc. "ΑΘΗΝΑΙ - ΑΠΟΣΤΟΛΗ ΑΕΡΟΠΟΡΙΚΩΣ / 25.ΙΧ.33" black boxed "ΕΝΑΕΡΙΩΣ / PAR AVION", arr. "AKYAB * 1 OCT 33". 24 Covers Flown. (Hellas 321A).
FFC 12.12.1933. Athens - Alor Star. First Flight by Imperial Airways. IA commemorative cover with depart. canc. "ΑΘΗΝΑΙ - ΑΠΟΣΤΟΛΗ ΑΕΡΟΠΟΡΙΚΩΣ / 12.ΧΙΙ.33" (only one canc. with correct date; the others have it transposed, e.g. 21.12.33 instead of 21.12.33), violet boxed cachet "ΕΝΑΕΡΙΩΣ / PAR AVION" on back, arr. "ALORSTAR * KEDAH * 18 DE 1933". 25 covers flown. (Hellas 323C).
FFC 31.12.1933. Bangkok - Athens. First Flight (with mail) by Imperial Airways. IA commemorative cover with depart. canc. "BANGKOK G.P.O.c / 31-12-33" & faint arr. canc. of Athens on back. This is actually the second flight Bangkok-Athens but the first (24.12.33) carried no mail. (Hellas 324C).