Scientific American. A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. Vol. XXIV. No. 21. May 20, 1871.
New York: Munn & Co., 1871. [319-334] 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, scant foxing to lower corner margins. Item #42290
Lead article: Removal of the Obstructions at Hell Gate with half page engraving"Removal of the Hell Gate Rocks - View of the Diamond Drilling Machine by R. Ten Eyck (a New York engraver working between 1860 and 1900). Contents: Elastic Wheels for Traction Engines; Eye-pointed Lasting Awl; Horse Block and Hitching Post; Improved Baker's Oven; Robbin's Improved Pipe Wrench; The Earth Closet System; all with engravings; plus other articles.
Price: $50.00