LA VAULX (Comte Henri de), 2 Rue Gaston de St. Paul, Paris. Born 1870. Chev. Leg. d'Hon. Vice-President Ae. C. F., and one of its promoters. Founder and Vice-Pres. of the F.A.I. Took up aeronautics in 1900, since when he had made over 250 ascents. Record holder for "gas bags." Owner of a _Zodiac_ dirigible in 1909-10. LEBAUDY (Robert), 12 Rue de Lubeck, Paris. Sugar refiner. Member Ae. C. F. Founder of the _Lebaudy Dirigible Cie_. LE BLANC (Alfred), 17 Rue Lakanal, Paris. Born 1869. Aeronaut in 1904. Winner of the _Circuit d' l'Est._, Aug., 1910. LE BLON (_late_). Frenchman. Born 1875. Killed in a _Bleriot_ at S. Sebastien, 2nd April, 1910. LEFEBVRE (Eugene). French aviator. Killed on a _Wright_, 7th September, 1909, at Juvissy. LEGAGNEUX. In December, 1910, made a flight of nearly 6 hours, at Pau, (322 mile--53 m.p.h.) average, in a _Bleriot_. LESSEPS (Comte Jacques de), 11 Avenue Montaigne, Paris. Well-known aviator in the early days. LEVAVASSEUR. Known in France as "Pere Levavasseur." Chief engineer of the Antoinette Works and _deus ex machina_ of the type. He severed his connection early in 1910, but rejoined in June, 1910, and remained as long as the company existed. LEVE (Pierre), 17 Rue Cassette, Paris. Editor of _La Revue Aerienne_, official organ of _La Ligue Nat. Aerienne_. LILIEUTHAL (Gustav), 5 Marthastrasse, Gross-Lichterfelde, Germany. Brother of the late Otto Lilieuthal, whose work he has carried on. Author. LILIEUTHAL (Otto, the _late_). German subject. Began his interest in aviation when 15 years old. In 1889 published his _Bird Flight as a Basis of the Flying Art_, the result of 25 years observation of sea-gulls and storks. In 1891 he made glider flights. In 1895 he produced a biplane glider. On 12th Aug., 1896, he was killed while experimenting. Lilieuthal was the fountain head of modern aviation. LINKE (Dr. Franz), Kettenhofweg 181, Frankfurt, Germany, Scientist. Born 1878. Author of _Moderne Luftschiffahrt_ and other works. LIORE (F.), 4 bis Rue de Corneille, Levallois-Perret, France. Early pioneer with the _Witzig-Liore-Duthileuil_. Since then evolved a monoplane. LOME (Dupuy de). See DUPUY DE LOME. LORIDAN. In July, 1910, in a _H. Farman_ racer broke the existing altitude record by making 3,280 m. (10,758ft). Did 702 km., July, 1911. MALONE (Lieut. Cecil J. L'Estrange). R.N. Navy Wing of British R. F. C. Assistant to director of Flying at Admiralty, end of 1912. MAHIEU. In September, 1911, made the world's passenger record of 2460 metres (7981 feet) in a _Voisin_, at Issy. Duration of flight 3-1/2 hours. MANNING (H.) British. Aeroplane designer. MAREY (Professor). Inventor of the Whirling table, 1870. MARIE (Capitaine). French Army. On staff of Inspector General of Aeronautics.