ASSAYING IN THREE PARTS: PART 1st.--GOLD AND SILVER ORES; PART 2d.--GOLD AND SILVER BULLION; PART 3d.--LEAD, COPPER, TIN, MERCURY, ZINC, NICKEL AND COBALT, CHROMIUM, BISMUTH, ARSENIC, ANTIMONY, SULPHUR, SALT. by Aaron, C. H - 1900

San Francisco: The Mining and Scientific Press, 1900. Complete Set of Two Volumes. Part I: Fourth Edition. 142 pp. Maroon cloth covers with gilt title lettering on spine. Cover corners and edges are bumped and rubbed, scuffing and marks to cover faces, spine is faded and worn, spine ends are bent and starting to fray. Bookstore sticker adhered to front inside cover. Front free endpaper loose. Interior pages browning. Break to interior spine, back hinge loose. Part II and III: Third Edition. 170 pp. Maroon cloth covers with gilt title lettering on spine. Cover corners and edges are bumped and rubbed, light scuffing to cover faces, spine ends are bent and fraying. Bookstore sticker adhered to front inside cover. Hinges broken, break to interior spine. Pages are browning. Both books text is easily legible, no marks or writing to pages. Books in VG- condition.. Hard Cover. Very Good-. Illus. by Line Drawings, Figures. Size: Approx. 5 1/4" x 7 1/2". Mining.