"Geological Survey of Great Britain" . "survey" . "Geoscience" . "British" . "Geological Survey" . "Ordnance Geological Survey" . . "BGS" . . . "BGS" . "British Geological Survey" . . . . "Geological Survey of the United Kingdom" . . "Survey" . . . . . . . . . "Government organisation" . . . . "57.0" . . "Geological Survey of Great Britain and Ireland" . . "HM Geological Survey" . "British Geological Survey (BGS)" . . . . . . "Geological Survey of Scotland" . "H.M. Geological Survey" . . . "British Geological Survey's" . "Institute of Geological Sciences" . . . . . . . . . . "British Geological Survey" .