semaphore

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Find out more about the semaphore flag code (see Level A),
The souvenirs I had brought down from the bridge were one white ensign, one Union Jack, my pair of hand semaphore flags, and binoculars.
To communicate commands to the formations on the field and demonstrate the Signal Corps' historic and important role in the Army and nation's history, semaphore flags were used during the change-of-command ceremony.
The first 615 people taking part in the project during July were chosen randomly from 14,500 applicants, and include an aquatic scientist wearing a "poo costume", a cyclist using pedal power to light up his specially created suit and an 83-year-old armed with semaphore flags.
The first 615 people taking part in the project during July were chosen at random and include a cyclist using pedal power to light up his specially created suit and an 83-year-old armed with semaphore flags.
Pupils used semaphore flags to decode maths problems.