@book{57096,
	author = {Various},
	title = {Scientific American Supplement, No. 794, March 21, 1891},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-04-25},
	url = {https://www.gutenberg.org/ebooks/15708}
}