This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

Treaty Concerning the Formation of a General Postal Union

Convention of Madrid (30 November, 1920) Together With the Detailed Regulations for Its Execution

This work has been selected by scholars as being culturally important, and is part of the knowled...

Treaty Concerning the Formation of a General Postal Union: Signed at Berne, October 9, 1874

Un recueil fascinant de documents officiels de la Conférence Postale de Paris 1880, compilé par l...

Guía Postal Y Disposiciones Reglamentarias De Orden Y Detalle Para El Servicio Nacional De Correo...

This is an official report of the Universal Postal Union's Congress held in Rome in 1906. The Con...

Esta guía, publicada a principios del siglo XX, es una valiosa fuente de información sobre el ser...

This is an official report of the Universal Postal Union's Congress held in Rome in 1906. The Con...

Un recueil fascinant de documents officiels de la Conférence Postale de Paris 1880, compilé par l...