Imperial German Navy Code Books: Difference between revisions
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==''Allgemaine Funksprachbuch''== | ==''Allgemaine Funksprachbuch''== | ||
Introduced | "General Radio Message Book". Introduced [[1 May]], [[1917]]. | ||
==''Flotten Funksprachbuch''== | ==''Flotten Funksprachbuch''== | ||
Introduced Summer, 1917. | Introduced Summer, 1917. | ||
[[Category:Imperial German Navy Intelligence]] | [[Category:Imperial German Navy Intelligence]] | ||
