Lot 51068 – 1884 (Nov 18) Official large registered envelope from Antofagasta to Valparaiso

1884 (Nov 18). Official large registered envelope from Antofagasta to Valparaiso, endorsed at top right « De Oficio/Certificado/por Secretario » and signature to confirm the exemption of postage, with besides cachet of the Civil Court of Antofagasta, small « Certificada » oval postmark and « Antofagasta/Chile » cds, backstamped on arrival. A very rare usage of this oval registration postmark, shortly after the Pacific War.