@book{42315,
	author = {Humphrey, S. D.},
	title = {American Hand Book of the Daguerreotype},
	publisher = {Project Gutenberg,},
	year = {1994},
	address = {Salt Lake City, UT :},
	note = {Release date is 1994-09-01},
	url = {https://www.gutenberg.org/ebooks/167}
}