telegraphic codes and message practice |
One of two sheets on weather and crop conditions, tipped in.
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Figures would be translated into codewords, using a figure code. The reason is cost (each digit would be charged as a separate word) and security (figures are more subject to error than codewords, and harder to safeguard with checks). The transition to 5-letter codes ca. 1910 — and use of condensers generally — would change some of this. |
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