Page 324 - The Secret War in the Italian front in WWI (1915-1918)

THE SECRET WAR ON THE ITALIAN FRONT IN WWI (1915 – 1918)

14.5 Grey Decoding Table

to the right; the same applied to the last two digits of the code groups, with a single substitution
option .
24
As mentioned before, the reference to the SI code by Austro-Hungarian sources is limited to the
events occurred in the autumn/winter of 1917, while no reports were filed concerning new versions

24 The new tables were applied only to SI, as the maximum value of the first three figures of the code groups was 210, as per
the 21.099 items in SI last release.

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