Publications in Val Verde
| Title | Publication Year | Abstract | Author | Series | Publisher | |
|---|---|---|---|---|---|---|
|
The Occurrence of Manganese on the Ingram-Howe Ranch, with Notes on Other Areas along Pecos River, Val Verde County, Texas | 1942 | This report deals essentially with the occurrence of manganese on the Ingram-Howe ranch, 3 miles north of Shumla, where several test pits were dug and the manganese sampled for analyses. |
Warren, L.E. | Mineral Resource Survey Circulars |