Early Aviation.- Naval Air Service Training Manual , folding plates, rare work on the engineering standards and expectations of the time, flyleaf partially cut, cloth gilt, HMSO, 1914; Matthews (R. Borlase) The Aviation Pocket-Book for 1917 , 5th edition, advertisements, original cloth gilt, Crosby Lockwood ; Thomas (G. H.) Aerial Transport , FIRST EDITION , 32 plates, four maps tipped in at rear, cloth gilt, Hodder & Stoughton, 1920; v.s. , with others similar (c.80)