Deventer: N.V. Uitgevers-Maatschappij AE E Kluwer, 1934.
Hardcover. Good with no dust jacket. Item #12366
3" chip in spine covering, cloth soil, bookseller's label, otherwise light wear. Solid hardcover. ; Treatise on improving the technology to create artificial silk by use of tooth-wheel-pumps and a pressure-balancing diaphragm. ; xvi, 58 pages.