You are here:
  • Spirit Levels
Images per page   2 images found.
Page 1 of 1
Heathrow Airport, T5A (main terminal building), operative takes spirit level reading from steel girder, March 2007.
CHE04032d
Add to lightbox
Heathrow Airport, T5A (main terminal building), operative installs escalator, March 2007.
CHE04031d
Add to lightbox