Navy ships typically communicate with each other via radio or satellites, but every ship has a few backups just in case. One of the most common backups is the signal lamp, where sailors can send Morse ...
Add Yahoo as a preferred source to see more of our stories on Google. Hazel Roberts (as she was) in the WRNS Hazel Picking, who has died aged 100, was a visual signaller in the WRNS during the Second ...
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