As the private international law practised in our courts is increasingly made and interpreted in Europe, it would be handy to have a manual in which is collected the principal legislative texts to which reference may have to be made. Professor Bariatti’s weighty volume certainly provides these. She also assembles all manner of legislative and semi-legislative material less likely to be in daily use but which is not usually thought of as falling within the purview of the conflict of laws. Few are as arcane as the Council Decision 2009/940/EC on the signing by the EC of the Protocol to the Convention on International Interests in Mobile Equipment on Matters Specific to Railway Rolling Stock (it is at page 754). The material on the equal treatment of men and women (six Directives), and on citizenship and on dual nationality does not normally fall within the domain of private international law as understood in England. For all that, it is arresting to discover that the European