British Geological Survey (BGS) Geophysical Survey 1974/1: Irish Sea and West of Scotland (02/07/1974 to 06/07/1974)

Report: McQuillin, R. 1974. Irish Sea and West of Scotland additional geophysics. MGU Project 74/01. (IGS Report No 47) Navigation: Decca Main Chain. Equipment: Bolt Airgun, Barringer Magnetometer, ORE Pinger, EG&G 9 element array, Kelvin Hughes Transit Sonar MS 47 and Huntec recorder. No information on gravimeter or refraction equipment.