1929 (05) Postal Union Congress - Low Values - Plain - London W1 'Exhibition at Newcastle May to Oct 1929' Slogan (With Cachets on Rear)

Fantastic Plain cover with the Postal Union Congress Low Values.....

London W1 'Exhibition at Newcastle May to Oct 1929' Slogan...

Open Top - With GB to India Route Cachets on Rear + receiving cancels + and even signed by the Sender (Sending this to himself by the look of it) !!

Code: 65649