Description
1940(Apr 13) National Bookstall, Karachi printed envelope registered airmail to New York with on reverse various values to 1 R 12½a tied Karachi Sadar cds & with matching R 297 label, triangular Karachi 14 censor & large Arms 14 Censor label (CCSG 1B2) stapled to cover then flown BOAC to Durban then Sea across the Atlantic with New York (11 May) arrival….Nice use of part horseshoe route India to Durban then sea across the Atlantic.