Changes made by 79/674/EEC: Commission Decision of 13 July 1979 excluding from admission free of Common Customs Tariff duties the scientific apparatus described as 'Finnigan-gas chromatograph/mass spectrometer with INCOS-Data System, model 4023'
EU Decision 1979/674
No changes made by 79/674/EEC: Commission Decision of 13 July 1979 excluding from admission free of Common Customs Tariff duties the scientific apparatus described as 'Finnigan-gas chromatograph/mass spectrometer with INCOS-Data System, model 4023' are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.