Report of the National Museum

Report of the National Museum

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Description

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1885 edition. Excerpt: ... having at command a varied supply of crude materials, is illustrated by a collection from the Baltimore Works of Pope, Cole & Co., Baltimore, Md. This includes a series of mattes, together with the slags produced at the same time, and an ingot of the refined metal. Steps were taken to obtain illustrations of the smelting of the copper of the Arizona and New Mexico region, but on account of the inability of the Museum to send a collector there and the difficulty of making arrangements by correspondence in time no series was obtained, although one is promised and will probably arrive soon. The process carried on in Arizona produces pig copper at a single operation. The refining of this pig copper, however, is illustrated by a very full and complete series of specimens taken by the curator at the works of the Ansonia Brass and Copper Company, Ausonia, Conn. This collection includes two series of specimens taken from two different classes of furnaces working the copper from two regions. Beginning with the metal as soon as it was melted in the furnace samples were taken to represent the various stages in the process until casting was commenced. Each series contains nine specimens. Samples of the slags produced were also taken. To these were added the fuels and other necessary material used. A very complete illustration of some of the uses of copper was presented by the Ausouia Brass and Copper Company. This series includes specimens representing the rolling of copper into various commercial shapes, the manufacture of various styles of sheet metal with copper for a basis, the manufacture and utilization of brass in various forms, and the manufacture of copper and brass wire. The collections illustrating copper and brass are the most full and...show more

Product details

  • Paperback | 220 pages
  • 189 x 246 x 12mm | 399g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236537238
  • 9781236537232