Lot 32052 – 1920 Airmail cancellation CORREO HIDRO – AEREO – G

1920 Airmail cancellation CORREO HIDRO – AEREO – GUAYAQUIL – SALINAS – MANTA- ESMERALDAS – 10 DE SETTEMBRE DE 1922 – PILOTO CAMPAGNOLI – OBSERVADOR LODI MECANICO CECCOVILLI on 1915-17 1c orange, prepared for flights on the “Macchi M 18” plane, fine and scarce, cert. Colla