close up of world war 1 airship hangar on original farnborough airfield site, now farnborough business park.

1912 air airfield airship arch architecture armys aviation balloon bolts british building built bulding business close construction detail engineering farnborough first force frame hampshire hangar heritage history innovation innovative lattice listed metal military mobile now original park pinehurst portable purlins q65 r51 raf rivets road ropes royal sections shed shelter show site sky steel structure trusse war welded wire world