dddd

Updated: May 3, 2025

And often a word had to be repeated three or four times before it was answered, but at the fourth letter of "Zwaartzkopjesfontein" the answering signal was plainly given, followed by DDDD, which, although not in the code-book, is an expression well understood by all signallers. All that night it rained, and the men in their wretched bivouacs sang through it all with a most admirable heroism.

Filson Young - The Relief of Mafeking: How it Was Accomplished by Mahon's Flying Column; with an Account of Some Earlier Episodes in the Boer War of 1899-1900