30.7 x 21.5 cm. 176 pages. Original parchment binding with spine and cover titles, gold title vignette, and gilt head edge. - 4th printing by the Ratio Press and one of 50 copies of the special parchment edition. Printed in Garamond Antiqua by the D. Stempel type foundry, Frankfurt. Design of the title, initials, and cover by F. W. Kleukens. Awarded as one of the most beautiful books of 1929. Immaculately preserved. - Rodenberg 532. - Schauer, Vol. II, 66.