Decorative Air Mail envelope from Chas. A. Shaw in Cristóbal, Canal Zone to Edward Franey c/o Ulen & Company in Bogotá, Colombia, bearing:
1930, 25c blue airmail (map and aircraft), Republica de Panamá (Scott C7) tied by AGENCIA POSTAL COLÓN CDS MAR 26 1931, with additional violet handstamp “AGENCIA POSTAL DE COLÓN / CORREO AÉREO” with airplane motifs, confirming handling at the Colón airmail dispatch office. Typed lower left with typed “Apartado Aéreo No. 3534” (designated airmail post office box), indicating structured commercial airmail usage.
Reverse with clear arrival:
SERVICIO DE TRANSPORTES AÉREOS / BOGOTÁ / 28 III 1931
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