Auction # 2506 WORLDWIDE + ARGENTINA: Special auction Punta del Este Exposition

4 Tags for mail sacks with several different postages and postmarks "ISLAS ORCADAS DEL SUR - 2/FEB/42", also of oval mark of the sender: "Ministerio de Agricultura - Observatorio Islas Orcadas - Dirección de Meteorología", and joined by a string to a metallic seal with embossed inscription: "CORREOS - ARGENTINA" and on back: "ISLAS ORCADAS DEL SUR", excellent quality and very rare lot, unique opportunity for the specialist!