Keystone Consolidated (2 results)

Hardcover. Condition: Good. illustrated catalog serving the metal and non-metallic mining, sand, gravel, quarry, and cement industries; top and botton of spine rough; a little water staining of lower corner of interior bages; hinges of binding sprung, but still well-attached.

Condition: Good. together with Engineering Data Covering the Various Operations Pertaining Thereto, folio (30.5 cm. tall), 832 pp., numerous illustrations in text, sections for power transmission, ventilation, mine lighting, explosives, safety, etc. etc, library book plate and markings; original cloth rubbed with extremities frayed and hinges weak, light general age toning to interior, still overall good. - If you are reading this, this item is actually (physically) in our stock and ready for shipment once ordered. We are not bookjackers. Buyer is responsible for any additional duties, taxes, or fees required by recipient's country. Photos available upon request.…