Canada-Colombia. (Undercover Mail). 1942. Air Mail envelope written from 'The Belgian Training Centre, Joliette, Canada' addressed to 'Doctor Molina, Pharmacia Belga, Barranquilla, Colombia' bearing Canada SG 361, 5c blue, SG 365, 20c brown and SG 366, 50c green tied by Joliette date stamp with 'Examined By/ C. (DB) 203' label routed via New York with Barranquilla arrival on reverse. Nice item.