The <a href="https://en.wikipedia.org/wiki/Air_raid_shelter" class="extiw" title="en:Air raid shelter">Anderson Shelter</a> was designed in 1939 to provide shelter for up to six people during an enemy <a href="https://en.wikipedia.org/wiki/Airstrike" class="extiw" title="en:Airstrike">air raid</a>. The shelter consisted of a <a href="https://en.wikipedia.org/wiki/Prefabricated_building" class="extiw" title="en:Prefabricated building">prefabricated kit</a> and was either sunk 4 ft (1.2 m) into the ground or, as is shown in this exhibit at the <a href="https://en.wikipedia.org/wiki/Rural_Life_Centre,_Tilford" class="extiw" title="en:Rural Life Centre, Tilford">Rural Life Centre at Tilford</a>, surrounded with sand bags and covered with earth.
<a href="//commons.wikimedia.org/wiki/User:Martinvl" title="User:Martinvl">Martinvl</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>