Lot 10884 – Newfoundland 1919 (Jul 12) Martinsyde “Supplementary Mail” envelope franked Alcock & Brown $1 on 15c, correctly dated 12 July 1919, sent to Sopwith Aviation Co.
Lot 10884 – Newfoundland 1919 (Jul 12) Martinsyde “Supplementary Mail” envelope franked Alcock & Brown $1 on 15c, correctly dated 12 July 1919, sent to Sopwith Aviation Co.
Lot 10884 – Newfoundland 1919 (Jul 12) Martinsyde “Supplementary Mail” envelope franked Alcock & Brown $1 on 15c, correctly dated 12 July 1919, sent to Sopwith Aviation Co.
Canada » Newfoundland
Dear collector, we present you lot 10884 which you can now add to your Canada » Newfoundland collection. If you have any questions about our stamps or letters, please feel free to contact us here.
Price realised
Unsold
Estimate
2’000 – 3’000 GBP
Auction date
Tue 16 Jun 2026 at 10:00 (Europe/Zurich)
Description
1919 (Jul 12) Martinsyde “Supplementary Mail” envelope franked Alcock & Brown $1 on 15c, correctly dated 12 July 1919, sent to Sopwith Aviation Co. in London by Captain Raynham with enclosed letter signed by him, missing most of backflap.
The flight crashed on take-off, and Capt. Raynham subsequently went to England by ship, forgetting to turn the mail over to the Post Office until January 7, 1920.
An important airmail rarity as only 25 covers were added to the mailing on July 12th; ex Bute. Auction
Catalogue
Additional scans and images are being uploaded on a continuous basis.
Should you require further images and are unable to find the material you need online, please do not hesitate to contact us.
For further information regarding this lot, please contact us.


