Airmail cover with manuscript 'Return: Dietrich Braun, Grossweide, Camp 45, Colonia Neuland, Chaco, Paraguay' return address on reverse franked with 3 x 1948 15c vermilion (SG 675) tied by three light strikes of CORREO COL. NEULAND cds in blue. Addressed to USA. Colonia Neuland was a Russian mennonite settlement founded in 1947 by Russians fleeing the Soviet Union after WW2. Uncommon origination.