Tables for copper ore
giving the price of a ton of ore : from the standard of 80l. to 180l. per ton of copper, at any produce, from 3 to 25 parts in 100; (the returning charge of £2.15s per ton of ore being deducted)
Edición de la obra Tables for copper ore
| Autor | John Paddon |
|---|---|
| Editorial | William Paddon |
| Fecha de publicación | 1820 |
| Lugar | Truro |
| Idioma | inglés |
| Páginas | 347 |
| Número de Cutter | P123t |