Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced British Geological Survey materials "Contains British Geological Survey materials ©UKRI [year]"
Watergun/Airgun record. Dual Sparker/Watergun/Airgun physical record also exists. Data gap fix 54.4-60. Fix 1-54 are Watergun. Fix 61-68 are Airgun.
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