Detailed record that compiled information on all groundwater sources, such as wells and galleries, that existed in Jandia in December 1950. Inventory is essential for managing water resources and planning their use in Jandia.
The investigations of Doctor Juan José Díaz Benítez"confirm that the presence of Nazi submarines in Fuerteventura is pure legend", expressed with complete clarity in the conclusions of the work:“El supuesto abastecimiento de submarinos en Fuerteventura durante la II Guerra Mundial”. The conclusions are attached below.
Gustav Winter accredited his roots in Spain since 1915, documented how Capital the AIG achieved, and finally resolved the "Reintegration File to the Regime of Freedom of Common Law" —which is of public access and work in the Ministry of Foreign Affairs of Spain—, research process promoted by the Allied Council of Control on Germany.