1903. No edition remarks. 56 pages. No dust jacket. Half bound red leather with red cloth covered boards and gilt lettering to spine. Black and white diagrams throughout. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. A previous owner's name to front free endpaper. Slight thumb marking in places. Boards have moderate shelf wear with some rubbing and corner bumping. Some moderate marking and tanning. Gilt lettering remains bright and clear.