

An edition of Instructions for collecting, testing, melting and assaying gold, with a description of the process for distinguishing native gold ... for use of persons who are about to visit the gold region of California (1848)
By Edward N. Kent
Publish Date
1848
Publisher
Van Norden & Amerman, Printers
Language
eng
Pages
39
Description:
subjects: Metallurgy, Gold mines and mining, Gold, Assaying