Sentence examples for semaphore system from inspiring English sources

It came into use toward the end of the 18th century to describe an optical semaphore system developed in France.

Yet for all its historical interest, the ladies' semaphore system doesn't play a significant role in the novel's plot.

The warning index operates alongside the Semaphore system which collects wider travel information before a passenger embarks on a journey.

Visual signals given by flags and torches were used for short-range communication and continued to be utilized well into the 20th century, when the two-flag semaphore system was widely used, particularly by the world's navies.

A pole 15 feet high in the centre of the arch at the Stretford bank supported a semaphore system with two arms on each side, operated by levers at ground level.

The "clacks", the tower-to-tower semaphore system that has sprung up in later novels, is a mechanical optical telegraph (used in Napoleon's Era successfully) before wired electric telegraph chains, with all the change and turmoil that such an advancement implies.

Bennett, the founder of the New York Herald, agreed to pay one of his sources $500 for every hour by which he beat other papers in getting news from Europe.Elaborate ruses involving fast boats, carrier pigeons, express trains and even semaphore systems meant that papers, not businessmen, started getting the news first.

When it became necessary to change course from an intended route, or in the event of enemy action, patrol movements were controlled by a simple semaphore flag system using blue and white signal flags, or hand signals, depending on how widely dispersed the trucks were.

The First Battle of Bull Run would also see the first use of a system of semaphore flags to send the equivalent of a Morse code, to transmit complex information across miles; one such message played a critical role in the battle, alerting the Confederates to a surprise Union maneuver.

Bhairavi Desai, a taxi driver organizer, jokingly suggested a system of flags and semaphores, but she acknowledged that there could be visibility issues at night.

Before the end of the 18th century European armies used the visual telegraph system devised by Claude Chappe, employing semaphore towers or poles with movable arms.