Autho r : Hittell, John S. (John Shertzer), 1825-1901
Title: Hittel on Gold Mines a nd Mining
Language: English
LoC Class: TN: Technology: Mining engineering, Metallurgy
Subject: Gold mines a nd mining
Release Date: Sep 7, 2009
Copyright Status: Public domain in the USA.
: Project Gutenberg books are always free!