Condition: Good. Ex-library. Original blue cloth cover with blind stamped title and gilt title on spine. No dust jacket. Knocked corners. Boards has some chipping on front joint, and a 8 cm split on the bottom of the back joint. Front endpaper is split over the hinge. Binding is loose, but solid. Ex-library copy of volume 2 of two volumes on early aviation. Volume 1 dealt with Airships and Kite Balloons.