Page 55 - Chinese International Airmail to 1949
P. 55
2.1.5 CNAC to Calcutta, BOAC Empire Route to Europe
Rate 2: 1 May 1946 to 20 May 1946 (20 days).
Surface first 20g $190 Air per 5g $50 Registration fee $270 Express fee $400
17 May 1946 ‑ Shanghai to Switzerland. Front cover (50%) showing the air mail, express and registration labels.
Double rate registered express letter $190 + 2 x $50 + $270 + $400 = $960.
Rate 3: 21 May 1946 to 28 Aug 1946 (100 days).
Surface first 20g $190 Air per 5g $300
21 Jun 1946 ‑ Shanghai to Prague, Czechoslovakia. No backstamps. Double rate letter $190 + 2 x $300 = $790.