Paris: Librairie des Arts Décoratifs, A, Calavas, Éditeurs, 1927. First Edition. Portfolio. 64 loose collotype plates, 8 pp. text in 2 booklets, laid into a photographically illustrated string-tied portfolio. Krull's landmark modernist work, cinematically arranged in a numerical sequence, elevating objects of modern engineering to poetry. (Parr / Badger, v1, 95; Roth 46-47; Open Book 64-65; Auer 129). Plates a little browned as usual, else fine; photo-illustrated portfolio is lightly worn, and features the rare brown leather spine; most copies are black cloth.