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| 001 | 005980547 | ||
| 003 | MiAaHDL | ||
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| 006 | m d | ||
| 007 | cr bn ---auaua | ||
| 008 | 860909s1970 dcuab b f000 0 eng d | ||
| 035 | ⊔ | ⊔ | ‡a(MiU)990059805470106381 |
| 035 | ⊔ | ⊔ | ‡asdr-miu.990059805470106381 |
| 035 | ⊔ | ⊔ | ‡z(MiU)MIU01000000000000005980547-goog |
| 035 | ⊔ | ⊔ | ‡a(OCoLC)14195492 |
| 035 | ⊔ | ⊔ | ‡z(MiU)Aleph005980547 |
| 040 | ⊔ | ⊔ | ‡aUDI ‡cUDI ‡dLHL ‡dBOMRI |
| 049 | ⊔ | ⊔ | ‡aBMRA |
| 086 | 0 | ⊔ | ‡aI 28.23:7331 |
| 100 | 1 | ⊔ | ‡aHewlett, Richard F. |
| 245 | 1 | 0 | ‡aComparison of the triangular, polygonal, and a statistical method of computing grade and tonnage of ore for the Silver Bell Oxide porphyry copper deposit / ‡cby Richard F. Hewlett. |
| 260 | ⊔ | ⊔ | ‡a[Washington, D.C.] : ‡bU.S. Dept. of Interior, Bureau of Mines, ‡c[1970] |
| 300 | ⊔ | ⊔ | ‡aii, 33 p. : ‡bill., maps ; ‡c26 cm. |
| 490 | 0 | ⊔ | ‡aReport of investigations / United States Department of the Interior, Bureau of Mines ; ‡v7331 |
| 500 | ⊔ | ⊔ | ‡a"January 1970"--Cover. |
| 500 | ⊔ | ⊔ | ‡aBased on work done in cooperation with the Bear Creek Mining Co., and on a fellowship agreement with the College of Mines, University of Arizona. |
| 504 | ⊔ | ⊔ | ‡aIncludes bibliographical references. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aCopper ores ‡xGrading. |
| 710 | 2 | ⊔ | ‡aUniversity of Arizona. ‡bCollege of Mines. |
| 710 | 2 | ⊔ | ‡aBear Creek Mining Company. |
| 710 | 1 | ⊔ | ‡aUnited States. ‡bBureau of Mines. |
| 899 | ⊔ | ⊔ | ‡a39015078532317 |
| CID | ⊔ | ⊔ | ‡a005980547 |
| DAT | 0 | ⊔ | ‡a20090325030228.0 ‡b20221205000000.0 |
| DAT | 1 | ⊔ | ‡a20221206061329.0 ‡b2024-02-23T18:59:50Z |
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| FMT | ⊔ | ⊔ | ‡aBK |
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| 974 | ⊔ | ⊔ | ‡bMIU ‡cGWLA ‡d20240223 ‡sgoogle ‡umdp.39015078532317 ‡y1970 ‡rpd ‡qbib ‡tUS fed doc |