@book{56581,
	author = {Various},
	title = {Scientific American Supplement, No. 841, February 13, 1892},
	publisher = {Project Gutenberg,},
	year = {2005},
	address = {Salt Lake City, UT :},
	note = {Release date is 2005-02-27},
	url = {https://www.gutenberg.org/ebooks/15193}
}