Field Testing for Gold and Silver: A Practical Manual for Prospectors and Miners. E-book. Formato PDF - 9780259741275
Un ebook di William Hamilton Merritt edito da Forgotten Books, 2017
- € 6.85
The more I worked with prospectors the more convinced I became that the usual blow-pipe sets prepared for colleges, etc., were much too complicated and too expensive for the field, and that a simpler and cheaper set of apparatus was desirable. How this want may be met I have endeavoured to show in the following pages. I do not claim, nor could I claim, any originality for the pan-amalgamation process, but by introducing a cheap and effective little balance, the procedure.
Informazioni bibliografiche
- Titolo: Field Testing for Gold and Silver: A Practical Manual for Prospectors and Miners. E-book. Formato PDF
- Autore: William Hamilton Merritt
- Editore: Forgotten Books
- Data di Pubblicazione: 27 Ottobre '17
- Formato: PDF
- Protezione: nessuna
- ISBN-13: 9780259741275
Field Testing for Gold and Silver: A Practical Manual for Prospectors and Miners. E-book. Formato PDF
William Hamilton Merritt
edizioni Forgotten Books
download immediato
€ 6.85