Postcard (reproduction) commemorating the first jet mail in the Avro Jetliner, front and back, circa 1950

This collection contains an original photograph of the Rockcliff Ice Wagon aircraft. Also included are color digital copies of a postcard (front and back) commemorating the first jet mail in the Avro Jetliner and two digital paper copies of photographs, one of the Avro Jetliner prototype and one of G.P. Siddall, the ice guard project engineer at Goodyear Tire & Rubber. All are circa 1950.