Secret Writing Sample

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Notes:

This is a photograph of the original letter, written in French; when exposed to certain chemicals, a secret message appeared. The Germans discovered the letter and were able to expose the secret message.

Date Created:

1918-01-01T00:00:00Z

Data Provider:

Western Michigan University. Libraries

Subject Topic:

Germany, Correspondence, Crime, Code, French POWs, World War 1914-1918, Diplomatic History, European History, Military History, and Political History

Rights:

No Copyright - United States. Physical ownership of materials: Wilhelm Doegen. Kriegsgefangene Völker, Band I: Der Kriegsgefangenen Haltung und Schicksal in Deutschland. Berlin: Verlag für Politik und Wirtschaft, 1921, Photo 24, 76B.

URL:

https://scholarworks.wmich.edu/wwi_pow_camps/333