288 pp. Illustrated with 12 inserted color plates plus numerous black & white illustrations by John R. Neill. 23.8x16 cm (9 x 6½"). Bright-green cloth, color pictorial cover label; black & white pictorial endpapers. First Edition, First Printing.
First printing with advertisement on verso of half-title listing 8 titles through The Scarecrow of Oz, and with 12 inserted color plates without captions. Matches Bienvenue & Schmidt's criteria for binding A. Baum considered this the best of all his Oz books (Bienvenue & Schmidt p. 63).