Gibbs-Smith, Charles H Directory and nomenclature of the first aeroplanes 1809 to 1909 - London: Her Majesty's Stationery Office, 1966 - xi, 120p. Subjects--Topical Terms: Science Subjects--Index Terms: Aeroplanes Universal Decimal Class. No.: R 629.135.2.001.3"1809/1909" / K6