With a comparative study by Vice-Amiral (Retired) and Hidrographical Engineer, Member of the Academy of Science of Lisbon, of the Universal Cultural Union (Seville), of the Metereological and Geophysicl Society (Portugal), Former Professor at the Naval School, Former Director of the Meteorological Observatory of Lourenço Marques (Mozambique), etc. Translated from the French by Dr. Alberto Figueira Jardim. [Tip. Adolfo de Mendonça, Lisboa]. Madeira. 1938. De 25x17 cm. Com 118 págs. Brochado. Ilustrado no texto com quadros de dados gráficos e um mapa, e em extratexto com fotografias a preto e branco. Exemplar com dedicatória de oferta na folha de rosto.