@book{50871,
	author = {Various},
	title = {Scientific American, Volume 17, No. 26 December 28, 1867 :},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-09-01},
	url = {https://www.gutenberg.org/ebooks/8951}
}