Author and/or Illustrator: Title: 144 New Ideas for Mine, Mill and Smelter Operations New York: Engineering and Mining Journal, . Soft Cover. Condition (book/jacket): Very Good-/ Description: Scarce title. Staple bound. Cover has small tear, edge wear, creases, scratches, scuffs, rubbed/bent cover/page corners, rubbed spine, slightly soiled/stained. No writing. ISBN: Inventory #: 013026 Price: $35.00