1919 (13 June) "The Cochrane" corner card cover franked with $1 Trans-Atlantic surcharge, tied by St. John's machine departure duplex pmk, sent by engineer Pitnam to his brother in England, with letter explaining the condition of the assembly and "a possible take-off tomorrow", cover with faults not affecting the stamp, backflap missing, some water damage, signed Diena, with his 1982 certificate (Cat No. C2) (Image)

Est.US$1,000

1919 (13 June) "The Cochrane" corner card cover franked with $1 Trans-Atlantic surcharge, comma, no stop variety (pos.14), tied by St. John's machine departure duplex pmk, addressed to England, endorsed "Via Vicker-Vimy Aeroplane Transatlantic Mail", written by John Alcock, with letter (card mounted, aged, with paper separations) stating his confidence in the enterprise and the rivalry with the Handley-Page team, some cover wear, one of only a few known from the legendary John Alcock, signed Diena (On 15 June 1919 a telegram arrived at the Royal Aero Club with the message: "Landed Clifden, Ireland, at 8.40 am Greenwich mean time, June 15, Vickers Vimy Atlantic machine leaving Newfoundland coast 4.28 pm GMT, June 14, Total time 16 hours 12 minutes. Instructions awaited." The message was from pilots John Alcock and Arthur Whitten Brown announcing to the world that, for the first time, an aircraft had flown non-stop across the Atlantic) (Cat No. C2) (Image)

Est.US$2,500

1919 (10 June) "The Eastern Trust Co." corner card cover franked with $1 Trans-Atlantic surcharge, no comma variety, tied by St. John's machine departure June 10, 1919 duplex pmk (First Day of Cancelation), addressed to Cardiff, Wales, endorsed "This letter was dispatched by Vicker Vimy air mail June 14, 1919. W.Campbell Secretary PM General", with blue "Dept Post & Telegraphs Mar 27, 1926" datestamp alongside, filing fold away from the stamp, fine cover, one of only two endorsed by William Campbell, signed Diena (William Campbell, former secretary of J.Alex. Robinson, PMG, was Secretary of the Minister of Posts in 1926) (Cat No. C2) (Image)

Est.US$1,500

1919 (10 June) cover franked with $1 Trans-Atlantic surcharge, tied by St. John's machine departure June 10,1919 duplex pmk (First Day of Cancelation), addressed to England, endorsed "Per Transatlantic Aeroplane Mail", without arrival pmk as usual, v.f., signed by navigator Arthur Whitten Brown (one of only three covers known signed by Arthur Brown, the navigator) (Cat No. C2) (Image)

Est.US$1,500

1919 (10 June) Alcock & Brown "Vickers-Vimy" flight cover franked with $1 Trans-Atlantic surcharge, tied by St. John's machine departure duplex pmk, sent by Postmaster General Robinson to his sister in Cardiff, So.Wales, endorsed "Via Transatlantic Aerial Mail per Vickers Aeroplane", without arrival as usual, minor toned specks, fine cover (Cat No. C2) (Image)

Est.US$500

1919 (11 June) Alcock & Brown "Vickers-Vimy" flight cover franked with $1 Trans-Atlantic surcharge, no comma variety, tied by St. John's machine departure duplex pmk, sent to solicitors in Derby, England, with letter and another dated 18th June, acknowledging receipt ("It is very gratifying to the British Public that Capt. Alcock and Lt.Brown were successful in their flight across the Atlantic in the Vickers Vimy Aeroplane"), endorsed at bottom "Special Air Post Mail by Vickers Vimy Aeroplane June 1919"; the cover was actually returned to sender, who 10 years later, obtained from the GPO the special June 14, 1929 Anniversary slogan cancelation. A remarkable cover (Cat No. C2) (Image)

Est.US$1,000

1919 (13 June) cover with genuine $1 Trans-Atlantic surcharge, but forged markings, produced in the 1930s by an unknown forger, known as the "Westcott Forgery", one of six known (Cat No. C2) (Image)

Est.US$250