Keywords: American First World War Official Exchange Collection Q23359.jpg American First World War Official Exchange Collection<br/> British T B Destroyer HENDERSON making e smoke screen at sea to protect a convoy 18th May 1918 American official photographer 1918-05-18 First World War Q 23359 205082966 http //media iwm org uk/iwm/mediaLib//283/media-283529/large jpg This image was created and released by the Imperial War Museum on the http //www iwm org uk/corporate/privacy-copyright/licence IWM Non Commercial Licence Photographs taken or artworks created by a member of the forces during their active service duties in the First World War became covered by Crown Copyright provisions and so faithful reproductions may be reused under that licence which is considered expired 50 years after their creation American First World War Official Exchange Collection photographs PD-USGov American First World War Official Exchange collection Images uploaded by Fæ |