World War I poster showing soldiers and ?
World War I poster showing soldiers and sailors using semaphore to signal with flags. Semaphores were visual codes that allowed information to be communicated instantaneously over considerable distances. 1917
Picture No
10655184
Media ID
45197292
Size
1676px x 2550px
(615KB)
Credit
Mary Evans / Everett Collection
Usage Restrictions
Strictly editorial use only. Please contact Mary Evans if any other use required
Pick your License
Restrictions Only for Ireland and United Kingdom
Allowed Codes Communicated Considerable Distances Homefront Instantaneously Semaphore Telegraphy
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