The Invisible Writing, Being the Second Volume of Arrow in the Blue Arthur Koestler
1954. No edition remarks. 431 pages. No dust jacket. Red cloth covered boards with gilt. Black and white photographs. Pages with some foxing and tanning, particularly to endpapers and textblock edges. Binding remains firm. Minor pencil inscriptions to front free endpaper. Boards have mild shelf wear with light rubbing and corner bumping. Some mild marking and tanning.