German censors in prison camps always had to remain vigilant regarding the passage of secret messages in POW mail. Censors intercepted this French letter which experts deciphered.https://scholarworks.wmich.edu/wwi_pow_camps/1330/thumbnail.jp
Russian prisoners gather around for mail call in the prison compound at Freistadt. These letters wer...
German censors found sabotage material in a rubber balloon found inside a can of marmelade preservat...
German non-commissioned officers carefully inspect food parcels for contraband while British, Scotti...
Translation into German of the secret message found in a French prisoner\u27s mail. The Allies used...
The Allies used these groups of letters as the basis for their secret correspondence with a French p...
French and Belgian prisoners route letters to their comrades in the prison post office at Grafenwoeh...
This is a photograph of the original letter, written in French; when exposed to certain chemicals, a...
A French prisoner is busy writing a letter from Muensingen in this drawing. POW\u27s were allowed t...
British and French prisoners unpack newly arrived letters and parcels from home in the mail censorsh...
German officers and interpreters open and review recently arrived mail searching for contraband and ...
French prisoners inspect each of the parcels received by the prison camp at Stendal under the superv...
French and British prisoners organize packets in the mail censorship room at Heuberg in preparation ...
German non-commissioned officers and translators censor incoming and outgoing Allied mail in Friedri...
A POW distributes letters outdoors to French and Belgian prisoners at Zwickau. These letters have b...
German censors at Puccheim intercepted this package containing bacteria for germ warfare against cat...
Russian prisoners gather around for mail call in the prison compound at Freistadt. These letters wer...
German censors found sabotage material in a rubber balloon found inside a can of marmelade preservat...
German non-commissioned officers carefully inspect food parcels for contraband while British, Scotti...
Translation into German of the secret message found in a French prisoner\u27s mail. The Allies used...
The Allies used these groups of letters as the basis for their secret correspondence with a French p...
French and Belgian prisoners route letters to their comrades in the prison post office at Grafenwoeh...
This is a photograph of the original letter, written in French; when exposed to certain chemicals, a...
A French prisoner is busy writing a letter from Muensingen in this drawing. POW\u27s were allowed t...
British and French prisoners unpack newly arrived letters and parcels from home in the mail censorsh...
German officers and interpreters open and review recently arrived mail searching for contraband and ...
French prisoners inspect each of the parcels received by the prison camp at Stendal under the superv...
French and British prisoners organize packets in the mail censorship room at Heuberg in preparation ...
German non-commissioned officers and translators censor incoming and outgoing Allied mail in Friedri...
A POW distributes letters outdoors to French and Belgian prisoners at Zwickau. These letters have b...
German censors at Puccheim intercepted this package containing bacteria for germ warfare against cat...
Russian prisoners gather around for mail call in the prison compound at Freistadt. These letters wer...
German censors found sabotage material in a rubber balloon found inside a can of marmelade preservat...
German non-commissioned officers carefully inspect food parcels for contraband while British, Scotti...