BISON MOBILE PILLBOX
- A flatbed lorry with a concrete defensive position fitted on the back enabling the "pillbox" to be driven to where it was most needed in the event of an airborne force landing on the airfield.
- English Heritage
- http://creativecommons.org/licenses/by/3.0 (FISH Thesaurus of Monument Types)
- http://www.english-heritage.org.uk (FISH Thesaurus of Monument Types)
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