Zurich: Silva, 1950.
Translated by R. Matthey. 60 color mounted plates by H. and O. Baumberger. 127pp. 4to, tan cloth, pages are browned in margins throughout, not affecting plates, back cloth cover slightly bowed. Zurich: Silva, (1950).
Illustrator: Baumberger, H. and O.
Condition: Very Good(-)