The Director-General for Cooperation and International Economic Relations sends to the Marquis of Santa Cruz, Spanish Ambassador to London, a copy of a letter sent by Alberto Ullastres, Head of the Spanish Mission to the European Communities, to the Spanish Foreign Minister, Fernando María Castiella, about a meeting held on 28 March 1968 with the State Secretary for Foreign Affairs of the Federal Republic of Germany, Rolf Lahr, and the Spanish Ambassador to Bonn, José Sebastián de Erice, to exchange views on the negotiation process launched between Spain and the European Economic Community.