China. (Manchuria). 1935. Large 'Anglo - Chinese Eastern Trading Company, Harbin' registered 'Trading Envelope' addressed to 'Anglo - Chinese Eastern Trading Co. London' bearing Manchuria SG 53, 50f bronze-green mixed with 'Visit of Emperor Kang - teh to Japan' SG 73, 6f carmine (pair) tied by Harbin/ 2 Manchoukuo date stamp '5th June 35', with Harbin/ 2 registration label and framed bilingual 'Registered' hand-stamp in violet with 'via Siberia' on hand-stamp on face.
Nice franking paying the 62 fen registered rate to England. The International postage rates changed on 1st Jan 1934. The 62 fen rate is a 7 times registered rate, letters to 20 gram, 10f plus 6f for each extra 20g = 10f plus 6f x 6 = 46 fen plus 16 fen registration fee = 62 fen.