| Engineer's Valuing Assistant Being a Practical Treatise on the Valuation of Collieries and Other Mines with Rules, Formulæ, and Examples Also a Set O | | Author:
| Gray, Peter Hoskold, Henry Davis | ISBN: | 978-1-143-22313-6 | Publication Date: | Jan 2010 | Publisher: | Creative Media Partners, LLC
| Book Format: | Paperback | List Price: | USD $26.75 |
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