Author Details for "Holt, S.P."
| Title | Author(s) | Publication | Year | Online Access |
|---|---|---|---|---|
| Zinc-lead ore reserves of the Tri-state district, Missouri-Kansas-Oklahoma | Ruhl, Otto; Allen, S.A.; and Holt, S.P. | U.S. Bureau of Mines, Report of Investigations no. 4490, 59 pages | 1949 | N/A |