London 1919 . Collection : The engineer series . With nine folding plates and 95 illustrations in the text . Encuadernación : tela con dorados . 20 x 29cms. 152pag. Tema : Including chapters on the refining of oils,the hidrogenation of oils, the generation of hydrogen, soap making, the recovery and refining of glycerine, and the splitting of oils . Aceites, Grasas, Ceras , Ingenieria . Idioma : Inglés . Libro ligeramente fatigado con algunos restos de óxido . Editor : Constable & Company Ltd. Referencia Librería : ACEI-14015