@book{83386,
	author = {Robinson, H. P. and Abney, William de Wiveleslie, Sir,},
	title = {The Art and Practice of Silver Printing},
	publisher = {Project Gutenberg,},
	year = {2013},
	address = {Salt Lake City, UT :},
	note = {Release date is 2013-04-10},
	url = {https://www.gutenberg.org/ebooks/42547}
}