@book{45725,
	author = {Johnson, J. C. F.},
	title = {Getting Gold: A Practical Treatise for Prospectors, Miners and Students},
	publisher = {Project Gutenberg,},
	year = {2006},
	address = {Salt Lake City, UT :},
	note = {Release date is 2006-04-13},
	url = {https://www.gutenberg.org/ebooks/3679}
}