Page 90 - Chinese International Airmail to 1949
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3.2.5 Rate UOR 5: 16 Mar 1948 to 31 Mar 1948 (16 days).
Surface first 20g $20,000 Air per 10g $50,000
23 Mar 1948 ‑ Shanghai to Glasgow, Scotland. No backstamps.
Single rate letter $20,000 + $50,000 = $70,000.
25 Mar 1948 ‑ Kunming to San Francisco, USA. No backstamps.
Single rate letter $20,000 + $50,000 = $70,000.
