Scientific American. A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. Vol. XXIV. No. 20. May 13, 1871.
New York: Munn & Co., 1871. [303-318] pp. Illus. with b/w engravings and drawings. 15 3/4" x 11". Folio. Paper wrappers, removed from a larger volume. First edition. A very good copy with light crease from middle fold, light dampstain to corner. Item #42289
Lead article: Hannah's Patent Metropolitan Railway with a large half-page wood engraving of a street view of the elevated railway by R. Ten Eyck (a New York engraver working between 1860 and 1900), and a smaller engraving. Contents: Answers to Correspondents; Filling the Issues of Turbines; G.K. Proctor's Improved Treadle Motion; Mitchell and Kessinger's Improved Flour Bolt; The Cochineal Insect and its Allies; The Crystals Found in Plants; The Sea Horse; all with engravings; plus other articles.
Price: $60.00