Postal history of the Francoist Concentration Camps and prisons.
Extremely rare usage of Republican censor mark "D.P. Nº 1 - VALENCIA / CENSURA" from San Miguel de los Reyes prison in Valencia, used by the Francoist administration of the same prison in 1944, on post card to Madrid franked with 20c Edifil 974 and Valencia postmark of July 6, 1944. This is the first time we see a Republican censor mark used by francoists.
Cover with franchise of Worker's Battalion 17 "BATALLÓN DE TRABAJADORES Nº 17 / CORREOS / 28-10-38 / FRANQUICIA" and mark of the same battalion on top right corner to the inspector of concentration camps and prisoners of war in Burgos. Burgos censor mark. Ex Gómez-Guillamón.
Post card from Patronato concentration camp in Bilbao, to Barcelona, circulated through franchise, with Bilbao postmark of April 25, 1939 and censor mark of the camp "CENSURA MILITAR / CAMPO DE CONCENTRACIÓN / PATRONATO - BILBAO". Addressed to a postman in Barcelona's Section 2. Ex Gómez-Guillamón.
Post card from Celanova central prison to Gijón, with censor mark of the prison "CENSURA PRISIÓN CENTRAL / CELANOVA" and also Celanova censor. Unreadable date on the postmark, but text dated on October 19, 1939. Ex Gómez-Guillamón.
Stationery post card Edifil 83 from Madrid's San Antón prison to the same city, with mark "PRISIÓN HABILITADA / DIRECCIÓN / SAN ANTÓN - MADRID". This prison was installed in the building of Pious School of San Antón. When this building was adapted to become a prison, the main entrance was blocked in Hortaleza street 65, and it was opened in Farmacia...
Cover from Barcelona to Patronato concentration camp, Bilbao, 1939, circulated with handwritten franchise on top right corner of a postman in Barcelona's Section 2. Barcelona censor mark, postmark of March 13, 1939, and return to sender handwritten mark "D" in organge. Flap and bottom left corner of the cover missing. With content. Ex Gómez-Guillamón.
Cover from Barcelona to Patronato concentration camp, Bilbao, 1939. Barcelona censor mark and stamp lacking on the front (possibly because it was not postmarked and reused by the prisoner).Bilbao arrival backstamp of March 30, 1939. The sender is a postman from Barcelona, Section 2. Ex Gómez-Guillamón.
Interesting study with 11 post cards related with Dueso Penitenciary Colony: 7 from Dueso to Málaga, 3 from Málaga to Dueso, and a last one from Dueso prison to West Worthing, Sussex, England. Detailed study of censor marks, marks of the prison and references on the text to the postal system. Mounted on six exhibition plates. Ex Gómez-Guillamón collection.
Registered cover with censor mark "Batallón de Trabajadores Nº 3 / Censura / Mando" to Alaejos (Valladolid), sent by the guard Andrés Hernández. Handstamp cancellation only with the date, Dec 5, 1938. Transit railway postmark Zamora-Medina with date Dec 6, 1938 and Alaejos registered mail arrival backstamps.
Cover from Miranda de Ebro concetration camp to Switzerland, sent by a Polish prisoner whose info is on the back of the cover: "Rte [Remite] Roman Oswald, Miranda de Ebro (Burgos), C. de Conc. [Campo de Concentración], Comp. [Compañia] Polacos, España".