Dartford_tunnel_boring_1936.jpg

Summary

Description
English: Tunnel boring machine in use constructing the Dartford-Purfleet Tunnel in 1936.
Other information
Date
Source

Original publication : National Archives file MT 95/126

Immediate source : https://www.essexlive.news/news/essex-news/gallery/photographs-show-what-dartford-crossing-4084570
Author

Ministry of Transport (now Highways England / DfT )

(Life time: Crown copyright)
Permission
( Reusing this file ) 		This is a photograph produced and published by a Government department under Crown Copyright, which expired on 1 January 2014.

Licensing

Public domain
This work created by the United Kingdom Government is in the public domain .

This is because it is one of the following :

  1. It is a photograph taken prior to 1 June 1957; or
  2. It was published prior to 1974; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1974.

HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply )
More information .

See also Copyright and Crown copyright artistic works .

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