Page 74 - Chinese International Airmail to 1949
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2.3.3 Latin America: CNAC to Calcutta, BOAC to London, PAA to USA, PAA to Cuba
Rate to Cuba from 21 May 1946 to 28 Aug 1946: Surface first 20g $190, Air per 5g $750, Registration Fee $270
18 Jun 1946 ‑ Shanghai to Havana, Cuba. Backstamped in Havana on 4 & 5 Jul (shown at 75%).
Carried on the then current service to North America, and then south by PAA to Cienfuegos in Cuba en route to Colombia.
Quadruple rate registered letter $190 + 4 x $750 + $270 = $3,460.