![3735477] “A new Method of extracting Pure Gold from Alloys and from Ores.” [P. 187 in:] The...](https://rareamericana.cdn.bibliopolis.com/pictures/3735477.jpg?width=320&height=480&fit=bounds&auto=webp&v=1756849523)
First journal publication of Charles T. Jackson’s 1-page account of a chemical process for separating and refining gold, issued on the eve of the California..... Read More about “A new Method of extracting Pure Gold from Alloys and from Ores.” [P. 187 in:] The American...
![3726492] The Consumers’ Mutual Coal Company. Capital Stock: 50,000 shares, at $10 per Share,...](https://rareamericana.cdn.bibliopolis.com/pictures/3726492.jpg?width=320&height=480&fit=bounds&auto=webp&v=1530631242)
Scarce, immediate post-Civil War-era coal mining prospectus, with only four institutional holdings, for The Consumers’ Mutual Coal Company. It is accompanied by two contemporary circulars..... Read More about The Consumers’ Mutual Coal Company. Capital Stock: 50,000 shares, at $10 per Share, $500,000....
![3726453] The Monica Mines Company; Gold Mining in Arizona Territory. [1906 Documents]. Monica...](https://rareamericana.cdn.bibliopolis.com/pictures/3726453.jpg?width=320&height=480&fit=bounds&auto=webp&v=1615506979)
The Monica Mines Co. (a.k.a. Monica Gold Co.) operated in Kirkland, Arizona Territory. Two items here directly relate to the company: an amended placer claim..... Read More about The Monica Mines Company; Gold Mining in Arizona Territory. [1906 Documents
![3726435] Canadian Gold and Copper Estates; circa 1917 Papers and Map. Lake Huron – Ontario](https://rareamericana.cdn.bibliopolis.com/pictures/3726435.jpg?width=320&height=480&fit=bounds&auto=webp&v=1610571187)
Five items—letters, papers, and a map—concerning the Canadian Gold and Copper Estates located in Ontario’s Serpent River Valley near Lake Huron. Two letters, one written..... Read More about Canadian Gold and Copper Estates; circa 1917 Papers and Map
