Signalling posters & prints

Semaphore Signalling System, c.1794 Claude Chappe

Signalling for a Pilot Anonymous

Signalling by semaphore on board HMS Camperdown Gregory & Co

Royal Navy sailor signalling William Christian Symons

The Paris International Exhibition: Military Telegraphy and Signalling: Captain Colomb's Signal-Box for Working the Lime-Light France 1867 Anonymous

Red Cycle and Pedestrian Signal Anonymous

Signalling Question And Answer, Military Manoeuvres In Bermuda 1873 Anonymous

Sending a semaphore signal using flags, c1880 Geoffrey Douglas Giles

Sketches at the Autumn Manoeuvres: Party Practising for Signalling from Outpost to Field Telegraph Anonymous

At the Brighton Theatre of War: Signalling 1880 Anonymous

Platelayer Signalling that the Track is Clear Anonymous

Railway Signal Anonymous

The Naval Manoeuvres, with the Hostile Fleet: The Fleet Signalling with the Electric Search Light to the Colliers and Cruisers... Anonymous

Tunnel Signal, 'All Right' Anonymous

Preparing to Make Signals Anonymous

Display of Ship Distress Signals in Hyde Park London 1873 Anonymous

Night Signals, Eanger Irving Couse

The Signal Anonymous

Signalling The Enemy From Sugar-loaf Hill, Military Manoeuvres In Bermuda 1873 Anonymous

Signalman using 20 Signalling Projector WA & AC Churchman

Machinery of the Safety Signal Anonymous

Signal, a Grey Arab, with a Groom in the Desert David Dalby of York

The Volunteer Review At Brighton, UK Anonymous

Muddleby Junction Joseph Swain

The Signal Fire, 1880 William Hahn

The Signal John William Godward

The Signal, c.1860 James Webb

Master Magrath, the Slipper Waiting for the Signal Go! Anonymous

Her Signal, c.1892 Norman Garstin

The Blanket Signal, c.1896 Frederic Remington

Guglielmo Marconi, Italian pioneer of wireless telegraphy, Signal Hall, Newfoundland Anonymous

1960s Alarmed Woman Holding Up Her Hand To Stop Something Anonymous

Edinburgh: Signal Tower Leith Harbour 1829 Anonymous

Semaphore signals Anonymous

Stormy Weather: Making Signals to the Wreck Anonymous

1950s Baseball Umpire Making Out Hand Signal Gesture Anonymous