This building was put up during WWII and was used in the manufacture of warplanes, notably the Stirling heavy bomber. This link gives a brief outline of the contribution made by plants in Swindon and the area around to this part of the war effort.
SU2191 : Very large building on B4000 south-west of Highworth" target="_new" rel="nofollow">http://personal.rmcs.cranfield.ac.uk/~ritchiesa/swindonaviation.htm[[[ 305867]]]