The sampling and assay of the precious metals, comprising gold, silver, platinum, and the platinum group metals in ores, bullion, and products
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR |
| Teanga: | Béarla |
| Foilsithe / Cruthaithe: |
Boulder, Colo.
Met-Chem Research
1947.
|
| Eagrán: | 2nd ed. rev. and reset. |
| Ábhair: |